Health topics
Understand medicine use and questions for your pharmacist.
What is high blood pressure?High blood pressure, also called hypertension, is when blood puts too much pressure against the walls of your arteries. Almost half of American adults have h…
What are cold and cough medicines?Cold and cough medicines can help relieve symptoms of a common cold. The symptoms of a cold can include a sore throat, stuffy or runny nose, sneezing, …
Many Americans use medical treatments that are not part of mainstream medicine. When you are using these types of care, it may be called complementary, integrative, or alternative medic…
Before any drug can be sold in the United States, it must be approved by the U.S. Food and Drug Administration (FDA). This is true whether it's a prescription or an over-the-counter dru…
What is HIV?HIV stands for human immunodeficiency virus. It harms your immune system by destroying CD4 cells. These are a type of white blood cells that fight infection. The loss of the…
An herb is a plant or plant part used for its scent, flavor, or therapeutic properties. Herbal medicines are one type of dietary supplement. They are sold as tablets, capsules, powders,…