Calorie deficit explained: Is it a safe, sustainable approach to weight loss?
Prediabetes diet: How to help prevent progression to diabetes
COPD symptoms: How to spot them early
Many older adults get health information from self-defined experts online
Routine cancer screenings for older adults: Mammograms, colonoscopies, PSA tests, and more
How PMOS (once called PCOS) affects women after menopause
Eating more soy and other legumes might ward off high blood pressure
Surgery for a torn meniscus appears to offer no benefit
AI in healthcare: Can a chatbot answer your medical questions?
Increasing daily steps may boost surgical recovery
Harvard Health Letter - May 2026
Articles
Brain health
Don't buy into brain health supplements
Heart Health
How does blood pressure work?
Diet and nutrition
What you need to know about the new dietary guidelines
Bones and joints
Two bad knees? What to know about bilateral knee replacement
Preventive care
Remedies for motion sickness: What works?
Exercise and Fitness
A measure of balance
Exercise and Fitness
Doing different types of exercise linked to a longer life
Diet and nutrition
People who stop weight-loss drugs may gain back weight and lose heart benefits
Heart Health
How gum disease may raise heart disease risk
Calorie deficit explained: Is it a safe, sustainable approach to weight loss?
Prediabetes diet: How to help prevent progression to diabetes
COPD symptoms: How to spot them early
Many older adults get health information from self-defined experts online
Routine cancer screenings for older adults: Mammograms, colonoscopies, PSA tests, and more
How PMOS (once called PCOS) affects women after menopause
Eating more soy and other legumes might ward off high blood pressure
Surgery for a torn meniscus appears to offer no benefit
AI in healthcare: Can a chatbot answer your medical questions?
Increasing daily steps may boost surgical recovery
