Exercise boosts brain health and memory by improving blood flow and stimulating chemicals that support new brain cells. Aim for at least 150 minutes of moderate activity each week.
Stress is your body’s response to physical or emotional pressure, and when it builds up, it can drain mental energy and impair memory. But there are ways to reduce stress and free your mind to think more clearly.
Snoring is common, but factors like alcohol, medications, weight, smoking, and sleep position can all make it worse. In this Ask the Doc video, Harvard Medical School Dean Dr. David Roberts shares tips that can help reduce snoring and improve your breathing at night.
Third spaces are physical locations outside the home and work where people meet and socialize with other individuals. Add in a fitness component—gyms, exercise classes, walking groups—and the mental and physical health benefits multiply.
Low libido, erectile dysfunction, fatigue, reduced muscle mass, hot flashes, and more may be symptoms of testosterone deficiency. Testing can help determine the diagnosis, and testosterone replacement therapy may help counter the decline in the hormone.
Women have unique risk factors for heart disease, including pregnancy-related complications and a higher rate of autoimmune diseases. Anatomical and other differences also influence how heart disease manifests in women.
After an ablation procedure for atrial fibrillation, getting at least 90 minutes of moderate exercise per week may reduce a person’s risk of an afib recurrence, according to a 2026 study.
An enlarged heart has many possible causes, including conditions that force the heart to work harder than usual (such as chronic high blood pressure or heart valve problems) and different types of cardiomyopathy (heart muscle disease).
Compared to people who have moderate sleep-and-wake patterns, night owls may be more likely to have unhealthy habits that put their heart health at risk, according to a 2026 study.