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CANCER

Cancer is something that we all know but one that few of us can define. While we might be fully aware that it's a "bad thing," understanding the very nature of the beast — how it starts, why it happens — is another matter altogether.  Cancer, also called malignancy, is an abnormal growth of cells. There are more than 100 types of cancer, including breast cancer, skin cancer, lung cancer, colon cancer, prostate cancer, and lymphoma. Symptoms vary depending on the type. Cancer treatment may include chemotherapy, radiation, and/or surgery. Cancer is the second-leading cause of death in the United States. But survival rates are improving for many types of cancer, thanks to improvements in cancer screening and cancer treatment. Symptoms Signs and symptoms caused by cancer will vary depending on what part of the body is affected. Some general signs and symptoms associated with, but not specific to, cancer, include: Fatigue Lump or area of thickening that...

Cardiovascular Disease

Cardiovascular diseases involve the blood vessels, the heart, or both. The cardiovascular or circulatory system supplies the body with blood. It consists of the heart, arteries, veins, and capillaries. There are several types of cardiovascular disease, but treatment , symptoms, and prevention often overlap. The term "heart disease" is often used interchangeably with the term "cardiovascular disease." Cardiovascular disease generally refers to conditions that involve narrowed or blocked blood vessels that can lead to a heart attack, chest pain (angina) or stroke. Other heart conditions, such as those that affect your heart's muscle, valves or rhythm, also are considered forms of heart disease. CVD is commonly related to atherosclerosis, a process whereby fatty deposits ('plaques') form in your arteries, causing them to narrow and possibly block completely. When atherosclerosis affects the major arteries in the body it can cause a heart attack, ...

Opioid Overdose Crisis

In the late 1990s, pharmaceutical companies reassured the medical community that patients would not become addicted to opioid pain relievers and healthcare providers began to prescribe them at greater rates. Increased prescription of opioid medications led to widespread misuse of both prescription and non-prescription opioids before it became clear that these medications could indeed be highly addictive. In 2015, more than 33,000 Americans died as a result of an opioid overdose, including prescription opioids, heroin, and illicitly manufactured fentanyl, a powerful synthetic opioid.1 That same year, an estimated 2 million people in the United States suffered from substance use disorders related to prescription opioid pain relievers, and 591,000 suffered from a heroin use disorder (not mutually exclusive). Some facts about Opioid Overdose Crisis Roughly 21 to 29 percent of patients prescribed opioids for chronic pain misuse them. Between 8 and 12 percent develop an opioid...

CHILDHOOD OBESITY

Childhood obesity is a serious medical condition that affects children and adolescents. Children who are obese are above the normal weight for their age and height. Childhood obesity is particularly troubling because the extra pounds often start children on the path to health problems that were once considered adult problems — diabetes , high blood pressure and high cholesterol. Many obese children become obese adults, especially if one or both parents are obese. Childhood obesity can also lead to poor self-esteem and depression. Body mass index (BMI) is acceptable for determining obesity for children two years of age and older. It is determined by the ratio of weight to height. The normal range for BMI in children vary with age and sex. While a BMI above the 85th percentile is defined as overweight, a BMI greater than or equal to the 95th percentile is defined as obesity by Centers for Disease Control and Prevention. It has published tables for determining this in children. ...

MEASLES

What are the measles? Measles, or rubeola, is a viral infection of the respiratory system. Measles is a very contagious disease that can spread through contact with infected mucus and saliva. An infected person can release the infection into the air when they cough or sneeze. The measles virus can live on surfaces for several hours. As the infected particles  enter the air and settle on surfaces, anyone within close proximity can become infected. Drinking from an infected person’s glass, or sharing eating utensils with an infected person, increases your risk of infection. It remains an important cause of death among young children globally, despite the availability of a safe and effective vaccine. What are the symptoms of measles? The symptoms of measles always include fever and at least one of the three Cs: cough and cold coryza, or runny nose conjunctivitis Symptoms will appear about 9 to 11 days after initial infection. Symptoms may include: -runny nose...

TUBERCULOSIS

Tuberculosis is an infectious disease that usually affects the lungs. Compared with other diseases caused by a single infectious agent, tuberculosis is the second biggest killer, globally. How Is It Spread? Through the air, just like a cold or the flu . When someone who’s sick coughs, sneezes, talks, laughs, or sings, tiny droplets that contain the germs are released. If you breathe in these nasty germs, you get infected. TB is contagious, but it’s not easy to catch. The germs grow slowly. You usually have to spend a lot of time around a person who has it. That’s why it’s often spread among co-workers, friends, and family members. Tuberculosis germs don’t thrive on surfaces. You can’t get the disease from shaking hands with someone who has it, or by sharing their food or drink. Who is at risk for tuberculosis? According to WHO, more than 95 percent of all deaths related to TB cases occur in low- and middle-income countries. People who use tobacco or misuse drugs or alcoh...

CHOLESTEROL

What is cholesterol? Cholesterol is a waxy, fat-like substance that's found in all the cells in your body. Your body needs some cholesterol to make hormones, vitamin D, and substances that help you digest foods. Your body makes all the cholesterol it needs. Cholesterol is also found in foods from animal sources, such as egg yolks, meat, and cheese. Cholesterol is both good and bad. At normal levels, it is an essential substance for the body. However, if concentrations in the blood get too high, it becomes a silent danger that puts people at risk of heart attack. What is the difference between “good” cholesterol and “bad” cholesterol? Low-density lipoprotein (LDL) is often called “bad” cholesterol. It delivers cholesterol to the body. High-density lipoprotein (HDL) is often called “good” cholesterol. It removes cholesterol from the bloodstream. This explains why too much LDL cholesterol is bad for the body, and why a high level of HDL cholesterol is good. For ex...