
What is a PSA test and how is it used?

Blood sugar–friendly fruits if you have diabetes

Gratitude enhances health, brings happiness — and may even lengthen lives

Respiratory health harms often follow flooding: Taking these steps can help

Could tea tree oil help treat acne or athlete’s foot?

Hemoglobin A1c (HbA1c): What to know if you have diabetes or prediabetes or are at risk for these conditions

What could be causing your blurry vision?

Avocado nutrition: Health benefits and easy recipes

Swimming lessons save lives: What parents should know

Preventing and treating iliotibial (IT) band syndrome: Tips for pain-free movement

Alan Geller, MPH, RN
Contributor
Alan Geller, MPH, RN, is a senior lecturer in the department of social and behavioral sciences at the Harvard T.H. Chan School of Public Health, where he teaches a course entitled “Successes and Challenges in Health Behavior Change,” which focuses on large public health challenges and interventions, often incorporating studies from education, housing, and labor. He has a long-standing academic interest in cancer prevention and cancer screening, with a particular expertise in melanoma. Additionally, he has an avid interest in tobacco cessation in low-socioeconomic-status populations.
Posts by Alan Geller, MPH, RN

What is a PSA test and how is it used?

Blood sugar–friendly fruits if you have diabetes

Gratitude enhances health, brings happiness — and may even lengthen lives

Respiratory health harms often follow flooding: Taking these steps can help

Could tea tree oil help treat acne or athlete’s foot?

Hemoglobin A1c (HbA1c): What to know if you have diabetes or prediabetes or are at risk for these conditions

What could be causing your blurry vision?

Avocado nutrition: Health benefits and easy recipes

Swimming lessons save lives: What parents should know

Preventing and treating iliotibial (IT) band syndrome: Tips for pain-free movement