Nutrition basics
Learning Center
Vitamin D deficiency
What are the risks of too little vitamin D?
Fallopian tubes: Is pregnancy possible with only one?
Pregnancy may be possible with one fallopian tube.
Ankle swelling during pregnancy: What helps?
Try these prevention and treatment tips for ankle swelling during pregnancy.
Menopause hormone therapy: Does it cause vaginal bleeding?
Some forms of hormone therapy prescribed to ease hot flashes and other menopause symptoms may cause vaginal bleeding. Learn more.
Recurrent prostate infection: What are the treatment options?
These infections that keep coming back can be hard to treat. Here's what to know.
Sperm: How long do they live after ejaculation?
After ejaculation, the life span of sperm depends on the circumstances.
Pregnancy constipation: Are stool softeners safe?
Pregnancy constipation is common. Know how to safely treat it.
Elective abortion: Does it affect subsequent pregnancies?
Understand if an elective abortion can affect your fertility or future pregnancies.
Bladder infection in men
Although women are more likely to get bladder infections, men can get them, too. Learn about signs and symptoms and what could put you at risk.
Mononucleosis: Can it recur?
Mono can return in some rare cases. Learn why that happens.
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