CoQ10: Should you take this popular supplement if you're on a statin?
Microplastics: A hidden health threat?
Oat vs. dairy milk: Nutrition, benefits, and downsides
What is tempeh? Benefits, nutrition, and how to use it
Healing after food poisoning
Children of centenarians may stay healthier and live longer too, study finds
Light exposure at night may raise risk for heart disease
A lumbar belt may help ease low back pain
Whole grains may improve several heart risk factors at once
Signs of pneumonia: Sometimes vague and unexpected
Caregiving Archive
Articles
Do genes or lifestyle determine your health?
A 2025 study addressed the role of genes versus lifestyle habits and life circumstances in influencing a person's health. Researchers found that genes seemed to have a stronger influence than lifestyle and life circumstances for some diseases, including dementia, macular degeneration, and certain cancers. For other diseases, such as atherosclerosis involving arteries of the heart and brain, rheumatoid arthritis, and diseases of the lung, heart, and liver, lifestyle and life circumstances had a stronger influence than genes.
Staying socially active linked to delayed dementia diagnosis
In a 2025 study of about 2,000 people (average age 80) who were followed for seven years, about a third developed dementia or mild cognitive impairment. Being socially active seemed to delay that diagnosis for about five years.
Tick season is expanding: Protect yourself against Lyme disease
With ticks thriving in a wider geographic range, appearing earlier and sticking around later, it's important to stay vigilant about protecting yourself against ticks that cause Lyme disease and other illnesses. Learn some steps you can take to avoid tick bites.
Healthier planet, healthier people
Our health is intertwined with the health of planet Earth, and the impacts of climate change threaten our well-being. Collectively taking small steps like eating more plant-forward meals, using bikes or public transit, and even sharing our pledges can help move the needle in a positive direction.
Harvard Health Ad Watch: How direct-to-consumer ads hook us
Direct-to-consumer (DTC) drug ads promoting treatments for arthritis, cancer, heartburn, psoriasis, flagging memory, and more are all everywhere you look. All too often, the information shared is incomplete, biased, or confusing--here's what to watch out for and how to get the whole story when considering treatment options.
The healing power of kindness
Acts of kindness do more than make the giver and recipient feel good-they can also bolster psychological and physical health. Research suggests kindness can improve happiness and increase social connectedness as well as reduce anxiety and lower blood pressure. Evidence also suggests concentrating good deeds into shorter time periods enhances well-being more powerfully than spreading actions out. Kind acts can include complimenting people, running errands for a neighbor, making a donation to charity, and signing up to volunteer.
Are you headed for a fall?
People often don't realize they are at high risk for falling until after they've taken a tumble. Studies have shown that maintaining optimal core and postural strength, good balance, and flexibility in the calves and hips are the best ways to prevent falls. At-home tests can help highlight weaknesses in these three areas that can then be addressed with a personal trainer or physical therapist.
How well does body mass index correlate with excess fat?
Body mass index (BMI) uses weight and height to calculate whether a person is overweight or obese. However, it cannot determine the amount of visceral fat that lies deep inside the body. Two better methods are measuring waist size and determining waist-to-hip ratio.
CoQ10: Should you take this popular supplement if you're on a statin?
Microplastics: A hidden health threat?
Oat vs. dairy milk: Nutrition, benefits, and downsides
What is tempeh? Benefits, nutrition, and how to use it
Healing after food poisoning
Children of centenarians may stay healthier and live longer too, study finds
Light exposure at night may raise risk for heart disease
A lumbar belt may help ease low back pain
Whole grains may improve several heart risk factors at once
Signs of pneumonia: Sometimes vague and unexpected
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