Naturally gluten-free foods
Harvard study: Healthier fats linked to longer life after prostate cancer diagnosis
Shingrix shingles vaccine linked with lower heart disease risks
Estrogen-only hormone therapy tied to lower dementia risk
Should you have a hysterectomy?
Stair climbing may significantly lower cardiovascular risks
Why do I sweat so much?
Walking pneumonia: The "mild" illness that can still pack a punch
What causes knee pain: How doctors make a diagnosis
Where you carry excess weight matters in predicting heart disease risk
Emotional and mental well-being Archive
Articles
Can nail polish harm my nails?
Wearing nail polish does not harm nails. However, doing so for long periods can dry out the surface, prompting chalky, white patches to form. Removing nail polish with acetone-based products can also dry out the nails and surrounding skin.
Getting the right diagnosis
Nearly one in five hospitalized adults is harmed or dies each year due to a diagnostic error. Diagnostic errors include a delay in diagnosis, a wrong diagnosis, or unclear communication about a diagnosis. Tricky-to-diagnose conditions include pneumonia, heart attack, stroke, sepsis, blood clots, and lung cancer. Women, minorities, and older adults may be more vulnerable to diagnostic mistakes. People can lower their risks of diagnostic errors by telling the doctor about their medications, taking a trusted companion to appointments, and seeking second opinions in cases of doubt.
Research highlights health benefits from cold-water immersions
While there are limited studies about the health benefits of cold-water immersions, a 2025 analysis found regular ice baths or cold showers may help reduce stress levels, improve sleep, and increase quality of life.
Avoiding injury when you're on grandkid duty
Spending time alone with energetic young grandchildren can be physically challenging. It puts grandparents at risk for falls and injuries. It will benefit grandparents to improve their balance and do some muscle strengthening so they can lift or carry squirmy children and also get up and down from a chair or the floor while playing with kids. If children run off while in a grandparent's care, the grandparent should be wary of obstacles in the path to catch up to them, such as footstools or toys indoors and uneven terrain outdoors.
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.
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.
Naturally gluten-free foods
Harvard study: Healthier fats linked to longer life after prostate cancer diagnosis
Shingrix shingles vaccine linked with lower heart disease risks
Estrogen-only hormone therapy tied to lower dementia risk
Should you have a hysterectomy?
Stair climbing may significantly lower cardiovascular risks
Why do I sweat so much?
Walking pneumonia: The "mild" illness that can still pack a punch
What causes knee pain: How doctors make a diagnosis
Where you carry excess weight matters in predicting heart disease risk
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