Cancer is a disease that starts when abnormal cells grow and divide without control. When cancer develops, the abnormal cells form a mass of tissue called a tumour. Cancer cells also grow, invade nearby tissues and spread to other areas of the body. Cancer is a complex disease and doctors still don’t know what causes it. However, they do know that there are things you can do to help reduce your risk of getting cancer. These include getting regular screening tests, eating a healthy diet and being physically active, avoiding tobacco and excessive sun exposure. Most types of cancer start in the cells that line the lungs, digestive tract, bladder or blood vessels. They may also start in any other type of cell. Cancer cells often have mutations in their genes. These mutations change the instructions that tell cells when to grow and die. Normal cells usually repair these mutations, but when they don’t, the cells continue to grow and divide without control. The mutations also make the cells resistant to the action of hormones, which control cell growth. Cancer cells also ignore signals that tell cells to stop growing or to die (a process called programmed cell death, or apoptosis). As a result, the cancer cells build up and crowd out other cells. As cancer grows, it can cause pain and other symptoms in the area where it is located. It can also spread to other parts of the body through the blood or lymphatic system. Cancer cells can also break off from a tumour and travel to other parts of the body, where they can cause new cancers. This is called metastasis. Many different kinds of cancer can cause metastasis. The type of cancer you have and where it started in your body affects how likely you are to get metastatic cancer. For example, leukaemia is more likely to spread to the lungs and liver than breast or colon cancer. Scientists are working hard to find ways to prevent and treat cancer. They are developing drugs that block the blood supply that tumors need to grow, correct the genetic changes that lead to cancer and help your immune system fight cancer. They are also finding ways to improve surgery and radiation treatments, and they are developing tests that can find cancer early when it is easier to treat. If you have had cancer, you may have some thoughts or feelings that are difficult to talk about. Talking with a counselor can help you cope with these emotions and learn to live with them. A counselor can also teach you skills to manage your day-to-day life and help you plan for the future. There are support groups for people who have had cancer. They can help you share your feelings and learn from others’ experiences. You can join a cancer support group in person or online. There are also organizations that provide psychological counseling for cancer patients and their families.

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Medicine is the science and practice of diagnosis, treatment, and prevention of disease. The word “medicine” derives from the Latin “aetio,” which means “treatment.” It has been a highly respected profession throughout history and continues to be in many countries, and it is considered to be one of the most noble career paths available to students with a passion for service. Physicians work in a number of different specialty fields. Each field has its own unique characteristics, but all medical specialties share a core of common knowledge. These include the basic sciences – anatomy, physiology, biochemistry, microbiology and pharmacology – as well as the clinical fields of obstetrics and gynecology, internal medicine, endocrinology, gastroenterology, pulmonology and rheumatology. Other important fields include cytology, embryology, and epidemiology. The most obvious and rewarding aspect of being a doctor is that it gives you the opportunity to positively impact the lives of your patients. When you help someone overcome a life-threatening illness and see them living life to the fullest again, it’s a truly humbling experience and one of the main reasons so many physicians continue to pursue this challenging path even after years of studying and hard work. Another aspect of being a physician that is unique to medicine is the deep, emotional connection with your patients. Whether it’s talking to them about their personal life, family, or job, or helping them through some of the most difficult times of their lives, you develop a close relationship with your patients that is rarely found in other professions. A final reason to be a physician is the intellectual challenge that it presents. As a result, the profession attracts incredibly intelligent and academically able people. Competition for medical school is very high, and the average GPA and MCAT score for successfully admitted students is in the top 1% of university graduates. Medical students also have to deal with enormous amounts of study and testing throughout their education. In addition, they need to be able to think outside the box when it comes to solving complex problems – for example, when confronted with an unusual case in the clinic, a good physician will not just copy what has been done before but will try to improve upon or disprove the previous theories. This is similar to how scientists like Copernicus and Vesalius improved on or rejected the prevailing ideas of their time in order to advance scientific understanding. This shift in thinking is known as the Scientific Method.

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Health is the state of complete physical, mental and social well-being and not merely the absence of disease or infirmity. It includes a person’s emotional and psychological well-being, their ability to deal with stress, their sense of personal identity, and their social relationships in society. The enjoyment of the highest attainable standard of health is one of the fundamental human rights. Health is a process of continuous adjustment to the changing environment and it requires the active participation of individuals and communities. Most people believe that their own lifestyle demo slot choices – such as whether they smoke or not, how much they exercise, how they cope with stress, and what they eat and drink – have a big impact on their health. However, the reason why some people appear to be healthier than others is very complex. A simple answer would be that some people have more luck or a better genetic inheritance, but most people think they also have to make wiser choices in their daily lives, such as not smoking or eating too much. The World Health Organization’s definition of health was revolutionary in 1948, in its notion that health is more than just the absence of disease. But this definition has been criticized for not putting enough emphasis on functioning in terms of the capacity to adjust to change and to take advantage of opportunities. The concept of resiliency is one that suggests a more dynamic and useful framework for thinking about health. Various theories have been used to understand the origins of health. These include the theory of salutogenesis, which focuses on what supports healthy living, as opposed to the traditional approach of pathogenesis, which is used to study how diseases develop. The theory of ecological health relates to the whole environmental picture and considers how an individual’s relationship with the natural and social environment influences their health. The environment can be defined as the natural, built and social environments of a community. The quality of these environments has been shown to have an impact on a person’s health and well-being, particularly their mental and social health. It can be influenced by various factors such as the availability of healthcare services, safe drinking water, good quality housing and access to neighborhood recreational spaces. A large part of a writer’s job is to identify their audience and create a topic that is relevant to them. This is especially important when writing about health. Most readers of health and medical articles are looking for information, knowledge or how-to’s that can help them live a healthier life. They expect honesty and a genuine tone from writers, especially if they are recommending a certain lifestyle or treatment option. Readers will quickly dismiss a writer who comes across as condescending or preachy. In addition, they are often looking for something actionable that they can incorporate into their daily lives right away. This may be as simple as changing their diet, getting more exercise or learning how to recognize a symptom that is worth seeking medical attention.

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Pharmacy is the science and practice of preparing, dispensing, and reviewing medications to ensure safe, effective, quality care. It is an applied science that spans many disciplines, including medical, biological, pharmacological, and chemical sciences. It also includes aspects of health care and management. Pharmacy is a global profession with diverse employment opportunities at many levels. Pharmacists are trained to understand what you’re taking, why you’re taking it, and what side effects you might expect. They can tell you if it’s okay to take that new supplement with your heart medication or whether the fish oil will interact with your birth control pill. They can also offer advice on disease prevention, nutrition, smoking cessation, diabetes management, and other topics. If you have old or unused medicines, the pharmacist can help you safely dispose of them so they don’t get into the wrong hands or cause harm. They can also teach you how to store and use your medications properly so they work the way they’re supposed to. The pharmacy is an important part of the health care team and plays a critical role in improving patient outcomes. It’s a place where the latest medical research and clinical practices are used to optimize patients’ care. It is a unique, cross-disciplinary field that unites the healthcare industry with pharmaceutical science and natural science. It is a discipline that has evolved into a multifaceted profession with a number of career paths, including the traditional retail pharmacy and community pharmacies, the management of pharmacy services in hospitals and long-term care facilities, and the research and development of new drugs. In the past, people have relied on plants and other natural products to treat illness. Today, we have many more medicines available, from over-the-counter antacids to powerful drugs that fight cancer and other diseases. But there are still some natural remedies that may be beneficial to your health. For instance, ginseng can improve your concentration. But be sure to tell your pharmacist about any herbal supplements you’re taking. They might interfere with your prescriptions or have other unexpected side effects. With winter weather on the horizon, icy roads and snowstorms are the last thing you want to deal with when you’re trying to run errands and pick up a few essentials at the grocery store or drugstore. And with everyone battling colds and flu, you don’t want to spend your precious time away from home. An online pharmacy can help you avoid all that by delivering your medication right to your doorstep. This allows you to skip the trip, stay at home, and rest easy knowing you’ll have your medicine in no time.

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Cancer is the name given to a group of diseases that start in cells and grow out of control, forming masses or tumours. It can affect any tissue, and can spread to other parts of the body via the blood or lymphatic system. Cancer is one of the world’s most common diseases, and there are many different kinds. During normal development, cells develop and mature in a controlled way. But if abnormal cells grow and multiply too quickly, they can outgrow and overtake the surrounding healthy cells. These rogue cells may also break away from the tumour mass and invade neighbouring tissues or organs, which is known as metastasis. The term cancer is also used for a number of other diseases, including sarcoma, leukemia, lymphoma, melanoma, and neuroblastoma. Each type of cancer has its own unique characteristics and behaviours. Cancer is a multistep process that begins with a genetic mutation in a single cell that leads to its abnormal proliferation. The resulting tumour grows, and over time, additional mutations occur in the cancer cells within the tumor. These mutations increase the cancer cells’ ability to proliferate and to survive, and they also provide a selective advantage for these cells. The surviving mutant cells are able to continue growing and reproducing, and they eventually form a clone of specialised cancer cells. When tumours grow too large to be treated surgically, they can begin to invade nearby tissues or lymph nodes. The cancer cells may also travel through the blood or lymphatic system to reach other parts of the body, where they can form new tumours and cause symptoms in other areas. There are many ways to treat cancer. Your doctor will recommend a treatment that is best suited to the type and stage of your cancer. This treatment will usually include surgery, chemotherapy, radiation therapy and other medicines. Surgery is the main option for most cancers, except for some types of blood cancer. It involves specialized cancer surgeons trying to remove all or most of a tumour. In addition, it can be useful for determining whether or not the cancer has spread beyond the original site (staging). Chemotherapy is a powerful medicine that kills fast-growing cancer cells. But it cannot kill all cancer cells, so it is often paired with surgery or other treatments. New medicines called targeted therapies are aimed at the parts of cancer cells that make them different from healthy cells. They can block the supply of oxygen to tumours, turn off signals that cancer cells use to grow, or help your immune system fight them. This is a rapidly evolving area of cancer research.

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Medical is a field that covers many different areas of human health, illness and treatment. There are several branches of medicine, including anatomy, pharmacology and pathology. Each of these has its own subfields such as cytology and histology, which focus on microscopic structures, biochemistry, which studies the chemical processes in living organisms, and biomechanics, which uses the methods of physics to study biological systems. The discipline of medicine also includes medical education and training, as well as clinical research and diagnosis. Medical doctors are trained in a variety of specialties, and most countries require that medical school graduates complete at least three years of residency. This is in contrast to surgical training, which usually lasts one or two years. A wide range of tools and technologies are used to support medical practice and scientific investigation, including diagnostics, devices and medicines. These are often based on modern biotechnology and molecular biology techniques, which are revolutionizing the way medical disease is diagnosed and treated. These developments are influenced by genetics and evolution, as scientists discover causative genes for monogenic genetic disorders, and molecular biology methods enable drugs to be targeted directly at physiological processes with minimal side-effects. When writing about a medical subject, it is important to remain neutral and avoid using offensive language or taking sides in any controversy that may arise. Controversial subjects can make for interesting reading, but an article that veers into a political or angry tone will quickly turn off the reader. Medical writers should also be aware that if they use humor in their articles, it is often misinterpreted and can be offensive to some groups of people. A primary care physician (general practitioner, nurse practitioner or physician assistant) typically provides the first point of contact for patients seeking medical attention or advice. Providing primary care involves a process called differential diagnosis, where the physician analyses all the available information on a patient, including symptoms, history of the problem, family health history, physical examination and laboratory or imaging findings. This analysis leads to a list of possible diagnoses, each of which must be confirmed by further testing or specialist consultation.

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Health is the state of being free from disease or infirmity. It has been defined in a variety of ways. Some of these definitions have been influenced by cultural and religious beliefs, such as the idea that good health is achieved through prayer and the avoidance of sin. Other definitions of health have been influenced by scientific discoveries. These include a new understanding of how diseases work at the molecular level, as well as a recognition that it is impossible to achieve risk-free wellbeing. A defining feature of the digital society is that different perspectives on Health co-exist and dynamically evolve in the same online environment without any hierarchy or precedence. Therefore, it is important for health information and interventions to be aware of the diversity of definitions of Health that exist in the online world. This will enable them to make a distinction between the concepts of health that are perceived as new, and those that are refurbished historical concepts. The health concept that is most popular in the public is based on the understanding that an individual’s life situation is interwoven with other aspects of his existence, including personal values and family functioning. This view of health has been referred to as ‘wholeness’ or ‘pragmatism’. This concept of health is reflected in many of the current health policies and initiatives worldwide. It is also reflected in the current research on health issues and problems. In contrast to this positive conception of health, there is another approach that defines health as the absence of disease or infirmity. This view of health is characterized by a negative and pessimistic perspective. The belief that good health is dependent on the absence of pathology has roots in ancient medical thinking. Democritus connected health with behavior, wondering why people prayed to God for their health when this was a condition that was under their control. Hippocrates emphasized diet and exercise as a means to maintain good health, and recognized that season changes have an effect on people’s health. As a result of the wide diversity in definitions of health, there are correspondingly diverse opinions about the way to promote it. A common approach is to encourage individuals to adopt healthy behaviors and avoid unhealthful ones. It is also important to provide health-related education, and to create safe, accessible environments. The emergence of the notion of Health as an important issue in modern society has been accelerated by rapid developments in science and technology. These have made it possible to make great strides in the understanding of diseases and in developing methods to prevent them. As a result, people’s expectations of what it means to be healthy have risen. It is clear that the future will see further improvements in medical knowledge and technology. In the meantime, it is vital to ensure that the public’s health literacy is at a sufficient level so that they can benefit from this progress. This will require a continuing commitment to teaching, advocacy and research.

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Pharmacy is the science and practice of discovering, producing, preparing, dispensing, reviewing and monitoring medications, aiming to ensure the safe, effective and affordable use of medicines. It is a miscellaneous science as it links health sciences with pharmaceutical sciences and natural sciences. Pharmacy is also an academic discipline, with colleges of pharmacy and universities offering a range of undergraduate and graduate degree programs. Pharmacists are trained to understand the interactions between different medications, so it’s important that they keep up with all of the latest advancements in pharmacological science. They’re also a great resource for any questions you may have about your medication or how to take it correctly. The pharmacists at your local drugstore will help you get the most out of your treatment plan. They’ll verify your prescriptions and fill them correctly so that you’re taking the right dosage for your specific condition. In addition, they’ll make sure that any drugs you’re taking aren’t interacting with other prescriptions or over-the-counter medicines. In addition to dispensing medicines, pharmacies sell a wide variety of non-pharmaceutical products. These can include items like cosmetics, office supplies, toys, hair care products and magazines. They can also provide certain services, such as vaccinations or blood pressure screenings. Some pharmacies specialize in compounding, a process of creating custom drug formulations for patients who can’t swallow or take other forms of their medication. For example, if a patient is allergic to the tablet form of their medication, a compounding pharmacist can create a medicated lollipop for them. Pharmacy is a growing field with many opportunities for advancement and growth. However, to be successful in this career, you’ll need a strong educational background and extensive experience working in healthcare. To start, you should pursue a bachelor’s degree in a relevant field, such as biology or chemistry. Then, attend a pharmacy school to complete a PharmD program. Once you’ve completed your education, you can begin working as a pharmacist. The exact duties will depend on your state’s laws and regulations, but most pharmacists perform the following common tasks: Most pharmacy schools will require you to pass the Pharmacy College Admission Test (PCAT). This is an essential step in becoming a pharmacist, as it will demonstrate to the admissions committee that you have the knowledge and expertise needed for the field. Getting hands-on experience by working or volunteering in the industry is also important, as it will give you a good idea of what to expect once you’re practicing.

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Cancer is a disease that occurs when your body’s cells grow and divide without control. Cancer can start in any part of the body, but most often it develops in tissues that cover internal or external surfaces. There are more than 100 different kinds of cancer. Some types are more common than others, and some can spread to other parts of the body. This article describes what cancer is and how it’s treated. Cells are the basic building blocks of your body. Your body constantly makes new cells to replace old or damaged ones. When your cells become damaged or don’t die when they should, they can grow out of control and form a mass called a tumor. A tumor that isn’t cancer is called benign. A tumor that is cancer is called malignant. Your genes provide the instructions that determine how your cells will grow and die. Some people get cancer because of changes (mutations) in their genes that occur before they are born. These changes may be caused by things like cigarette smoking or exposure to radiation. Other people get cancer because of things that happen in their lives, such as being exposed to certain chemicals or viruses. A few people get cancer because of inherited genetic mutations that they get from their parents. Mutations that cause cancer usually change sections of DNA that code for proteins. These changes are sometimes “switched on” by oncogenes, which are genes that promote cancer growth. Some cancers are caused by things that damage DNA, such as ultraviolet radiation from sunlight or certain infections. Other cancers are caused by things that interfere with how your immune system works. Many cancers can be prevented by taking care of your health and following your doctor’s advice about screenings. Getting regular checkups and staying away from tobacco, drugs, and excessive alcohol use can help you prevent or detect cancer early. If you have a family history of cancer, it’s important to talk to your doctor about your risk for developing the disease. Although experts don’t know what causes most cancers, they do know that some factors — such as being male or female, being older, and having certain types of genetics — increase your chance of getting the disease. They also know that some cancers can be treated and even cured if they are caught in the earliest stages. If you have cancer, treatment can include surgery, chemotherapy, and/or radiation therapy. Some cancers are treated with medicine taken by mouth. Other cancers are treated with medicine given through a vein (intravenously). Your doctor might give you radiation in the form of X-rays or radiotherapy or they might recommend surgery. They might also prescribe drugs to shrink a tumor or kill any cancer cells that remain after surgery. These medicines and treatments are called cytotoxic or chemotherapeutic agents. Combined, they are often called chemo-radiation therapy.

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