eMedTV Health Topics A-Z
Hardening of the arteries (arteriosclerosis) refers to the hardening and thickening of blood vessels. This eMedTV article examines the conditions that cause hardening of the arteries, such as atherosclerosis (a buildup of plaque on the artery walls).
Hay fever, also known as pollen allergy, is one of the most common allergies in the United States. This eMedTV resource provides detailed information on hay fever, including symptoms, how it differs from a cold, and why it is hard to prevent.
HCA is a substance often found in diet pills and weight loss supplements. This page from the eMedTV Web site provides a detailed overview on HCA, including information on how it works, possible side effects, dosing information, and more.
HCTZ is a prescription drug that is licensed to treat fluid retention and control high blood pressure. This eMedTV resource offers a more in-depth look at HCTZ and its effects, potential side effects, and dosage information.
Your body needs HDL (a type of cholesterol) to function properly. This page of the eMedTV archives provides a detailed look at HDL, including what it does, what the numbers mean, and how you can increase it in your system.
Head lice are quite common. Fortunately, they are easily treated and the lice do not spread disease. This eMedTV article provides a detailed overview on head lice, including information on the insect's life cycle, transmission methods, and treatment.
A headache can involve pain or aching that occurs in the head, face, mouth, or neck. This eMedTV article takes an in-depth look at headaches, describing their causes, the various types of headaches, how headaches are diagnosed, and treatment options.
Moderate physical activity for 30 minutes a day can ensure good health in older adults. This eMedTV page explains the benefits of exercise for seniors, offers lists of activities that can help older adults be more active, and includes safety tips.
Good examples of heart healthy foods include walnuts, salmon, and olive oil. As this eMedTV page explains, foods that are high in soluble fiber are also good for your heart. This part of the archives offers an in-depth look at heart healthy foods.
Healthy women have regular screening tests, take any needed medications, and live a healthy lifestyle. This eMedTV article provides a variety of tips for healthy women to use to stay healthy for life, including a checklist to take to the doctor.
The heart is part of the circulatory system and, as such, helps provide oxygen to cells throughout the body. This eMedTV channel provides hundreds of articles, covering topics from heart disease to bypass procedures to the anatomy of the heart.
This eMedTV resource offers an in-depth look at the human heart, a hollow, muscular, fist-sized organ that pumps blood through a network of blood vessels. As part of the circulatory system, the human heart supplies oxygen to all the body's cells.
A heart attack occurs when the supply of blood and oxygen to part of the heart is blocked. This eMedTV article explores the causes, symptoms, and treatment of heart attacks and provides links to additional resources.
There are many forms of heart disease, but the most common is coronary artery disease. This eMedTV resource explains how heart disease may lead to a heart attack and discusses risk factors for the condition as well as symptoms and treatment options.
This eMedTV article takes an in-depth look at the most common type of heart disease, including information about risk factors, symptoms, and treatment and prevention options. It also offers a list of statistics on heart disease in the United States.
Coronary artery disease is often referred to as "heart disease," but many different heart diseases exist. This eMedTV article discusses these heart diseases based on the area of the heart or blood vessel system they affect.



