Consumer health basics
Learning Center
Iron deficiency in children: Prevention tips for parents
Learn how much of this key mineral your child needs and what the health risks of not getting enough are.
Is a home sperm test useful?
Using a home sperm test to check your fertility may not provide a clear answer.
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.
Kegel exercises for men: Understand the benefits
Men benefit from Kegel exercises too. Follow these tips to strengthen your pelvic floor muscles.
Keloid scar
Learn about how to prevent, remove or flatten these problematic raised scars that form over scars from acne, tattoos, piercing and other injuries.
Klinefelter syndrome
This genetic disorder occurs when a male is born with an extra copy of the X chromosome and may result in low testosterone production and infertility.
Limbic-predominant age-related TDP-43 encephalopathy (LATE)
LATE causes symptoms similar to Alzheimer's, but may progress more slowly.
Living wills and advance directives for medical decisions
Living wills and other advance directives describe your treatment preferences in end-of-life situations when you can't speak for yourself.
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.
Low blood sodium in older adults: A concern?
For older adults, low blood sodium, known as hyponatremia, can cause death if left untreated.
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