Kate Colby, MPH, is a public health expert with extensive experience in infectious disease epidemiology. Marley Hall is a writer and fact-checker for Health.com specializing in medical and health ...
Giving blood, getting vaccinated, or standing on a stuffy, crowded train can result in dizziness and a loss of consciousness for some people. This reaction is known as a vasovagal syncope episode ...
Pores are small openings in the skin that contain hair and sebum (oil) glands. They help release sebum, keeping the skin soft. Pores are located all over your body but are most visible on the face.