Diet pills, supplements and surgery
Learning Center
Prescription weight-loss drugs
Thinking about weight-loss drugs? Find out if one of them could help you.
Different types of COVID-19 vaccines: How they work
Find out how different COVID-19 vaccines cause your body to create antibodies that will fight the COVID-19 virus.
Masculinizing surgery
Find out how masculinizing surgical procedures can help better align the body with a person's gender identity.
Multiple sclerosis
This nervous system disorder causes a range of symptoms — and while there's no cure, it's possible to have long periods of remission.
Blood donation
Find out what to expect during blood donation and how your blood will be used to help others.