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Learning Center
Abnormal sperm morphology: What does it mean?
Abnormal sperm morphology may be a contributing factor in male infertility.
Air travel with infant: Is it safe?
Planning for air travel with an infant? Know how air travel can affect a newborn's ears and breathing, and what you can do to keep your baby comfortable.
Alzheimer's prevention: Does it exist?
Alzheimer's prevention: Strategies for staying physically and mentally fit may be most effective.
Baby poop: What to expect
Infant stool can have various colors and textures. Know what to expect in your newborn's diapers.
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.
Bladder outlet obstruction: Causes in men?
Find out more about the causes of male bladder outlet obstruction and possible next steps.
Calcium supplements: When should they be taken?
Timing matters when taking these supplements. Learn how to take them.
Can vitamin D protect against coronavirus disease 2019 (COVID-19)?
Find out what the research says about links between this key vitamin and the widespread viral infection.
Can vitamins help prevent a heart attack?
Study results are mixed on whether vitamins can prevent heart disease. Find out more.
Cold and flu viruses: How long can they live outside the body?
Some viruses are more resilient than you may think. Learn more about how they spread and how to protect yourself.
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