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How stimulants may affect your heart

Stimulant medications, which are usually prescribed to treat attention deficit disorder in children, are being prescribed increasingly to older adults. These drugs may cause a short-term spike in the risk of heart-related problems, including heart attacks, strokes, and arrhythmias. Dietary supplements that promise weight loss or better physical or mental performance may contain prohibited, unlisted, and potentially dangerous stimulants.

Five hours of weekly exercise linked to fewer cancer cases

A study published online Oct. 4, 2021, by the journal Medicine & Science in Sports & Exercise found that about 46,000 U.S. cancer cases per year can be attributed to getting less than 300 minutes of moderate-intensity exercise per week.

Exercise may heal the heart as well as prevent future problems

Exercise may help to reverse some types of heart damage. Not only can workouts prevent heart problems, but it may help to improve conditions that may raise risk for cardiovascular events. A 2021 study, for example, showed that a yearlong exercise program helped improve heart health in people who were at increased risk for heart failure.

Is there such a thing as a silent stroke?

It is possible to experience a stroke without symptoms. Addressing cardiovascular risk factors can help lower the risk.

Managing memory slip-ups

After a certain age, most adults encounter nagging and sometimes embarrassing memory lapses. While recurring or worsening memory issues always should be checked out, everyday lapses—like recalling names, finding everyday items, and remembering appointments, errands, and even online passwords—can be managed with some simple strategies.

Salt substitute associated with lower rates of stroke, death

A large study published online Aug. 29, 2021, by The New England Journal of Medicine found that people who used a salt substitute on their food had a lower risk of stroke, heart attack, and early death, compared with people who used regular salt.

How can mindfulness practices help with migraine?

Many common medication treatments for migraine can cause side effects, underlining the need for more tolerable treatments. Mindfulness practice has been associated with improvement in people with chronic pain, including migraine. A study investigated whether mindfulness-based stress reduction techniques provided benefit for people experiencing migraine.

Saturated fat and low-carb diets: Still more to learn?

Low-carbohydrate diets have been popular for many years, but due to the high amounts of saturated fat, doctors and nutritionists worry about possible increased risk of cardiovascular disease. A study comparing three diets found that eating a high-fat diet did not necessarily raise heart risk, but the types and quantities of food make a difference.

How much sleep keeps cognitive decline at bay?

Sleeping six hours or less is associated with impaired cognition, mostly in memory, as well as an increase in the protein that can form brain plaque. Sleeping nine hours or more is also linked to cognitive problems, especially in decision making.

Exposure to traffic noise linked to higher dementia risk

A decade or more of high exposure to traffic noise may increase dementia risk.

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