Dental care
Learning Center
Can vitamin D protect against coronavirus disease 2019 (COVID-19)?
Find out what the research says about links between this key vitamin and the widespread viral infection.
Rumination syndrome
Learn about this condition that results in regurgitating and reswallowing food. Behavioral therapy and medicine are treatments.
Intraoperative magnetic resonance imaging (iMRI)
Find out how neurosurgeons use intraoperative magnetic resonance imaging (iMRI) during brain surgery.
Rectal prolapse
This rare condition happens when the rectum slips outside of the anus. Find out about symptoms and treatment.
Blood in semen
Finding blood in your semen can be alarming, but the cause is usually benign. Find out possible causes and when to see a doctor.
Bent penis
Learn what can cause a curved erection and when you may need to see a health care provider.
Is a home sperm test useful?
Using a home sperm test to check your fertility may not provide a clear answer.
Tricuspid valve regurgitation
A leaky tricuspid valve may make you feel tired and have difficulty exercising. Learn how this type of heart valve disease is diagnosed and treated.
Brachial plexus injury
Learn about these nerve injuries that usually result from auto or motorcycle accidents, and find out which procedures can help restore arm function.
Tourette syndrome
The repetitive movements and sounds called tics that characterize Tourette syndrome can affect daily life — but there are ways to manage them.
Refine Your Search
Type
Gender
Age
- All
- 19 to 44 younger
- 45 to 64 middle
- 03 to 5 years preschool
- 06 to 12 years elementary/preteen
- 13 to 18 years teen
- 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
- 29 to 40 middle
- 06 to 10 years elementary
- 2 years
- 15 months
- 12 months
- 19 to 28 young adult
- 9 months
- 02 to 15 months infant