Different types of vaccines use different technologies to teach your body
how to develop immunity. Learn how the COVID-19 vaccines accomplish this task.

The Moderna and Pfizer-BioNTech COVID-19 vaccines have a
reported efficacy rate of about 95%. What does that mean?

COVID-19 vaccines can cause mildly unpleasant side effects. But health experts
are advising against taking painkillers prior to getting a vaccine.

Men aren't the only ones who can experience hair loss.
It can happen to women too.
But there are treatments that can help.

Joining a cardiac rehabilitation program is one of the best things you can do for your heart after a heart attack or heart surgery. Learn the facts about cardiac rehab.