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A 2024 study of more than 32,000 depression-free women who were followed for 14 years found that those who ate the most weekly servings of citrus (six or more) had a 22% lower risk for developing depression, compared with those who ate the least citrus.
Substituting potassium-containing salt substitutes for regular salt can help lower blood pressure as well as the risk of stroke. But people should also check the sodium content in foods and eat more potassium-rich produce.
A daily serving of cheese is linked to a lower risk of heart disease, stroke, and death from cardiovascular disease. But it’s best to pair cheese with foods like whole-grain crackers or salad instead of combining it with refined carbohydrates and meat, such as cheese on burgers or pizza. Health-promoting fermentation products may counteract the saturated fat and sodium found in cheese.
TV medical dramas often portray treatments for heart attacks and cardiac arrest. While the timelines are often accelerated and certain aspects may be dramatized to engage viewers, the medical details are, for the most part, factual and authentic. Writers and producers routinely rely on health care experts — including Harvard doctors — to make sure the information is accurate. For people with heart disease, seeing how emergency physicians treat urgent conditions may show them what to expect.
Women officially reach menopause a year after periods end. Any vaginal bleeding after menopause should be evaluated. Bleeding can come from vaginal dryness or atrophy, medication side effects, various infections, endometrial thickening, or cancer.
Eating high amounts of processed red meat each day may increase the risk for future cognitive decline and dementia. Switching out processed red meat for nuts, legumes, low-fat dairy, chicken, or fish also may lower the risk.
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.
Statins are among the most-prescribed drugs in the United States, but some people are concerned about side effects. Lifestyle changes involving diet and exercise can help lower cholesterol enough to take a statin break
In a 2024 study, researchers found that the short-term brain boosts people receive after doing moderate to vigorous exercise can last 24 hours.
In a 2025 study of 1,800 patients undergoing dental surgery, a combination of two over-the-counter pain relievers was more effective and produced fewer side effects than prescription opioids for treating postsurgical pain.