
Stroke incidence in adults aged 20–54 nearly doubled from 1993–1994 to 2020, driven largely by ischemic stroke, while 30-day fatality declined, according to new research.
What are the factors that underlie the transformation of episodic migraine to refractory migraine? Dr Susan Hutchinson explains.
What are the factors that underlie the transformation of episodic migraine to refractory migraine?
Here to explain is headache specialist and family physician, Dr Susan Hutchinson, who practices in Orange County, California. Dr Hutchinson is founder of the Orange County Migraine and Headache Center in Irvine, California.
Migraine: When the Headaches Keep on Coming



