Nutrition basics
Learning Center
Working during pregnancy: Do's and don'ts
Working during pregnancy? Here's how to have a healthy, productive nine months on the job.
X-linked agammaglobulinemia
This genetic disease weakens the immune system, mainly in males, and leads to having infections often.
X-ray during pregnancy: Is it safe?
Learn when an X-ray during pregnancy might cause harm and how to avoid it.
Xylazine
Xylazine is a medicine used to sedate animals. Learn about possible risk of death in humans who take it.
Yeast infection (vaginal)
Vaginal itching or burning could mean you have a yeast infection. Learn about other symptoms and effective treatments for this uncomfortable condition.
Yeast infection during pregnancy: Over-the-counter treatment OK?
Yeast infections are common during pregnancy. Over-the-counter treatments are usually safe.
Yeast infection in men: How can I tell if I have one?
Yeast infections can occur in men, causing inflammation of the penis (balanitis). Learn what signs and symptoms could mean you have a yeast infection.
Yerba mate: Is it safe to drink?
This herbal tea may help you feel more alert and focused, but find out what the possible health risks are.
Young-onset Alzheimer's: When symptoms begin before age 65
Young-onset Alzheimer's disease is a rare form of dementia that presents unique challenges. Learn more about causes, diagnosis and how to cope.
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