Nutritional supplements
Learning Center
Yeast infection during pregnancy: Over-the-counter treatment OK?
Yeast infections are common during pregnancy. Over-the-counter treatments are usually safe.
X-ray during pregnancy: Is it safe?
Learn when an X-ray during pregnancy might cause harm and how to avoid it.
Why isn't there a hepatitis C vaccine?
Hepatitis C vaccine development is far from straightforward, but experimental vaccines are under study.
When to brush your teeth
When should you brush your teeth? Learn how to protect your oral health.
What is wheatgrass? Why is it in my drink?
Wheatgrass is a popular addition to smoothies and other drinks. While it's a rich source of nutrients, it's not a disease cure-all.
What is meant by the term "heart age"?
Heart age is a way to understand your risk of a heart attack or stroke. By making healthier lifestyle choices, you can lower your heart age and your risk.
What are superbugs and how can I protect myself from infection?
Some bacteria and other germs are resistant to most types of antibiotics and medications that treat them. Find out the risks and how to prevent infections.
What are opioids and why are they dangerous?
Opioids are a broad group of medicines used to relieve pain. Although these medicines are effective, they can lead to addiction. Take them only as directed.
Vitamin D toxicity: What if you get too much?
Understand the risks of too much vitamin D, including a toxic reaction.
Vitamin D deficiency
What are the risks of too little vitamin D?
Refine Your Search
Type
- All
- Answer
Gender
Age
- All
- 19 to 44 younger
- 45 to 64 middle
- 65 to 80 older
- 06 to 12 years elementary/preteen
- 03 to 5 years preschool
- 80 and over
- 13 to 18 years teen
- 02 months to 2 years infant/toddler
- 02 to 15 months infant
- 00 birth to 01 month newborn
- 2 years