In-depth

Symptoms

Fatigue

Shortness of breath

Symptom Checker

Foot pain? Headache? Sore throat? Skin rash? Use the Symptom Checker to find out what's causing your symptom.

Tests and diagnosis

Bone marrow biopsy

Complete blood count (CBC)

Treatments and drugs

Blood transfusion

Stem cells: What they are and what they do

Stem cells are under study to treat diverse conditions from blood cancers to Parkinson's and heart failure. Researchers have uncovered some potential new sources that offer additional opportunities for developing regenerative solutions.

Nov. 11, 2014