Staying healthy
Learning Center
Rheumatic fever
Learn about this complication of strep throat and scarlet fever and what you can do to prevent it.
Lack of sleep: Can it make you sick?
Lack of sleep can affect your immune system. Here's what you need to know.
What is thirdhand smoke, and why is it a concern?
Tobacco smoke creates toxic residue that clings to walls, carpets, clothes and other surfaces.
Tinnitus causes: Could my antidepressant be the culprit?
Ringing in the ears, also known as tinnitus, has many possible causes, such as taking antidepressants.
Rheumatoid arthritis: Can it affect the eyes?
Although rheumatoid arthritis is primarily a joint disease, it occasionally affects the eyes.
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.
Body lice
Body lice are tiny insects that live in your clothing and feed on your blood. Find out how to treat and prevent this itchy nuisance of a bug.
Strep throat
Learn more about the symptoms, causes and treatment of this throat bacterial infection in children and adults.
Triple X syndrome
Females with this genetic disorder have three X chromosomes instead of two. Symptoms can be mild or include developmental delays and learning disabilities.
Infectious diseases
Viruses, bacteria, fungi and parasites can all cause infection. Find out more about how to prevent and treat these conditions.
Refine Your Search
Type
Gender
Age
- All
- 02 months to 2 years infant/toddler
- 19 to 44 younger
- 45 to 64 middle
- 03 to 5 years preschool
- 06 to 12 years elementary/preteen
- 13 to 18 years teen
- 00 birth to 01 month newborn
- 65 to 80 older
- 80 and over
- 06 to 10 years elementary