Nutrition basics
Learning Center
Circumcision (male)
Learn about the benefits and risks of surgery to remove the skin that covers the tip of the penis.
Coconut oil: Can it cure hypothyroidism?
This oil has been touted by some as a cure for hypothyroidism. Truth or hype?
Coconut water: Is it super hydrating?
This drink is promoted as "super hydrating." But is it really any better than plain water?
Coffee and health: What does the research say?
Has coffee gotten a bum rap? Can it be part of a healthy diet?
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.
Curcumin: Can it slow cancer growth?
Some research suggests that curcumin may help prevent or treat cancer.
Delayed ejaculation
Learn what can cause delayed or absent ejaculation and how it can be treated.
Diabetes treatment: Can cinnamon lower blood sugar?
Learn what cinnamon's role may be as part of a diabetes treatment plan.
Diabetic neuropathy: Can dietary supplements help?
Along with a healthy diet, some vitamin and antioxidant products might play a role in preventing or slowing this common diabetes complication.
Diarrhea
Diarrhea: Symptom — Overview covers definition, causes of acute and chronic diarrhea.
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