Healthy cooking
Learning Center
Allergies
Allergy symptoms can range from mild to severe, even life-threatening. Most allergies can't be cured, but treatments can help.
Rheumatic fever
Learn about this complication of strep throat and scarlet fever and what you can do to prevent it.
Hay fever
Find out more about how to diagnose and get relief from this common condition that can make you feel awful, seasonally and year-round.
Flu vaccine: Safe for people with egg allergy?
If you have egg allergy, you still may be able to receive the flu vaccine.
Flu mask: Should I wear one?
Influenza masks and hand hygiene might help protect healthcare workers from flu (influenza).
Stomach flu: How long am I contagious?
Depending on which virus causes your stomach illness, you can be contagious from a few days to two weeks or 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.
Does sunscreen expire?
Wondering whether sunscreen expires? Get the facts about how long sunscreen lasts.
Sitting risks: How harmful is too much sitting?
Sitting for long periods — such as in front of the TV or at a desk — appears to increase risk of death from cardiovascular disease and cancer.
High-dose flu vaccines: How are they different from other flu vaccines?
High-dose flu vaccines are flu vaccines for older people.
Refine Your Search
Type
- All
- Disease (341)
- Article (163)
- Answer (109)
- TestProcedure (74)
- Video (25)
- Symptom (12)
- FirstAid (1)
Gender
Age
- All
- 19 to 44 younger
- 45 to 64 middle
- 06 to 12 years elementary/preteen
- 13 to 18 years teen
- 03 to 5 years preschool
- 02 months to 2 years infant/toddler
- 00 birth to 01 month newborn
- 65 to 80 older
- 80 and over
- 16 months to 2 years toddler
- 19 to 28 young adult
- 2 years
- 29 to 40 middle
- 15 months
- 12 months