Alternative medicine
Learning Center
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?
Male masturbation: Does frequency affect male fertility?
Male masturbation has little effect on sperm count or quality.
Macrocytosis: What causes it?
Enlarged red blood cells (macrocytosis) can be due to many factors.
Lung nodules: Can they be cancerous?
Lung nodules are common. Most aren't cancer. Find out what tests might be recommended if you have a lung nodule.
Low blood sodium in older adults: A concern?
For older adults, low blood sodium, known as hyponatremia, can cause death if left untreated.
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.
Kombucha tea: Does it have health benefits?
Does kombucha tea live up to its reputation as a health tonic?
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.
Isolated systolic hypertension: A health concern?
Both the top and bottom numbers in blood pressure readings hold clues about your health. But if just the top number is high, it might be a concern.
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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