Nutritional supplements
Learning Center
Diabetes and foot care
Learn what you can do to protect your feet if you have diabetes.
Depression and anxiety: Can I have both?
Depression and anxiety commonly occur together and have similar treatments: counseling (psychotherapy) or medication, such as antidepressants, or both.
Delayed ejaculation
Learn what can cause delayed or absent ejaculation and how it can be treated.
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.
Circumcision (male)
Learn about the benefits and risks of surgery to remove the skin that covers the tip of the penis.
Chronic pelvic pain
Ongoing pain in the pelvis can be a symptom of another disease or a condition in its own right. Learn how it's diagnosed and treated.
Cervical cancer
Screening with Pap tests can reduce the risk of this cancer that begins in the cervix. Learn more about symptoms, causes, prevention and treatment.
Canker sore
Canker sore — Learn about the causes, treatment and prevention of this painful mouth sore.
Calcium supplements: When should they be taken?
Timing matters when taking these supplements. Learn how to take them.
Calcium supplements: Do men need them?
Do guys need calcium supplements for bone health?
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