Why testosterone levels drop and when to consider treatment
Don't count on daily aspirin to prevent colon cancer
Night owls' habits linked to worse heart health
After ablation, exercise may lower atrial fibrillation recurrence
What can cause an enlarged heart?
Women's unique risks for heart disease
Chronic kidney disease: A hidden threat to your heart
Navigating your online patient portal: Best practices
Treating hair loss in men: What works?
Virtual cardiac rehab: Heal your heart from home
Harvard Health Experts and Contributors
List of Experts
Brian C. Jacobson, MD, MPH, FASGE, AGAF
Contributor
Ted A. James, MD
Contributor
James Januzzi, MD
Contributor
Sogol Javaheri, MD, MPH
Editorial Advisory Board Member, Harvard Health Publishing
Jeff Meade
Health Writer
Ashish K. Jha, MD, MPH
Contributing Editor
Tien Jiang, DMD, MEd
Contributor; Editorial Advisory Board Member, Harvard Health Publishing
Anthony Joseph, MD
Contributor
Richard Joseph, MD
Contributor
Stephen Juraschek, MD, PhD
Contributor
Why testosterone levels drop and when to consider treatment
Don't count on daily aspirin to prevent colon cancer
Night owls' habits linked to worse heart health
After ablation, exercise may lower atrial fibrillation recurrence
What can cause an enlarged heart?
Women's unique risks for heart disease
Chronic kidney disease: A hidden threat to your heart
Navigating your online patient portal: Best practices
Treating hair loss in men: What works?
Virtual cardiac rehab: Heal your heart from home