Aerobic exercise
Learning Center
Whole-body vibration: An effective workout?
Whole-body vibration — Don't give up regular exercise and a healthy diet.
Eczema bleach bath: Can it improve my symptoms?
A diluted bleach bath may help treat chronic eczema.
Exercise: How much do I need every day?
Find out how much exercise you need and how to get it.
COVID-19 variants: What's the concern?
The virus that causes COVID-19 has changed over time, which has affected prevention, diagnosis and treatment of COVID-19.
Male masturbation: Does frequency affect male fertility?
Male masturbation has little effect on sperm count or quality.
Pink eye: How long is it contagious?
Many parents wonder how long pink eye (conjunctivitis) is contagious. Find out.
Mononucleosis: Can it recur?
Mono can return in some rare cases. Learn why that happens.
Recurring strep throat: When is tonsillectomy useful?
Tonsillectomy may sometimes be needed in children who have recurring strep throat infections.
Flu shots for kids: Does my child need a flu shot?
Know the latest recommendations for children's flu vaccines.
Prostatitis: Can sexual activity make it worse?
Some men with prostatitis have pain with ejaculation or sexual activity.
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