Mental health
Learning Center
Loss of smell (anosmia)
A stuffy nose is one cause of this symptom. Learn about other causes and when it might be serious.
Numbness in hands
Infections, chronic health conditions and nervous system disorders are possible causes of this loss of feeling in hands.
Blood in semen
This symptom can be scary, but the cause is most often not cancer. Find out possible causes and when to see a doctor.
Breast lumps
A breast lump could be due to something harmless. Or it could be cancer. Learn breast lump causes and find out when you need to see a health care provider.
Dark circles under eyes
Overview covers causes, remedies for this common symptom.
Bleeding during pregnancy
Learn what may cause vaginal bleeding during pregnancy and when you should see a doctor about it.
Breast calcifications
Most breast calcifications are benign. Find out more about what can cause them, what they look like, and when to see a doctor.
Vaginal odor
Learn about causes of unpleasant or unusual odor from the vagina and when to seek care.
Vaginal bleeding
Bleeding from your vagina that's different from your period might signal a problem. Learn about possible causes and when you should see a doctor.
Breast rash
Overview covers the definition and possible causes of breast rashes.
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