Staying healthy
Learning Center
Diabetes and depression: Coping with the two conditions
Diabetes and depression can occur together. Here's what you need to know.
Delayed ejaculation
Learn what can cause delayed or absent ejaculation and how it can be treated.
Cushing syndrome
High levels of the hormone cortisol in your body cause this endocrine disorder. Learn about symptoms, causes and treatment.
Cryotherapy for prostate cancer
Find out how very cold temperatures are used to freeze tissue and treat prostate cancer. Learn about the side effects and potential benefits of cryotherapy.
Coronary artery spasm: Cause for concern?
This sudden, temporary squeezing of an artery reduces blood flow to the heart. Know the causes and treatment.
Cluster headache
These painful headaches cause severe pain on one side of the head and tend to occur in bouts called cluster periods.
Circumcision (male)
Learn about the benefits and risks of surgery to remove the skin that covers the tip of the penis.
Chickenpox
Learn more about preventing this once-common childhood illness. Also, find out how to recognize and manage it.
Cancer prevention: 7 tips to reduce your risk
Real-life ways to reduce your risk of cancer.
Cancer causes: Popular myths about the causes of cancer
Get the facts and find out why these popular myths about cancer causes are wrong.