Pregnancy problems
Learning Center
Mononucleosis: Can it recur?
Mono can return in some rare cases. Learn why that happens.
Melatonin side effects: What are the risks?
Melatonin is generally safe for short-term use but can cause side effects.
Measles vaccine: Can I get the measles if I've already been vaccinated?
Is it possible to get measles from someone else if you've been vaccinated?
Manage your health and time while balancing work demands
Get tips to manage your health, stay focused, and use your time well while dealing with job pressures and demands.
Male masturbation: Does frequency affect male fertility?
Male masturbation has little effect on sperm count or quality.
Low amniotic fluid: Can it be treated?
Delivery, amnioinfusion and drinking more fluids might be recommended when amniotic fluid is found to be low.
Loss of sex drive in men: Natural with aging?
Age-related loss of sex drive is normal, but sometimes an underlying condition is at play.
Kids and exercise: How much activity do they need?
You know your kids should exercise, but how much? Find out and get ideas for helping children and adolescents be more physically active.
Isometric exercises: Good for strength training?
Learn more about isometric exercises that contract a particular muscle or group of muscles.
Is a home sperm test useful?
Using a home sperm test to check your fertility may not provide a clear answer.
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