Stroke is the leading cause of permanent disability in the U.S., striking nearly 800,000 people each year. Hemorrhagic, or bleeding, stroke is particularly devastating says Mayo Clinic neurologist and critical care expert Dr. William D. Freeman. “About 40 percent of hemorrhagic stroke patients die within a month, and half of the survivors have some type of impairment,” he adds.
Trying to heal stroke damage with stem cells
