The pleasure dome

A professional head shave done by a barber is an easy, no-fuss way to maintain a shaved head. But do-it-yourselfers can get a clean shave by following these simple steps: cut the hair close to the scalp with an electric trimmer; rinse with warm water; cover the head with shaving oil, gel, or foam; then shave in the direction of hair growth with an electric shaver or a cartridge or safety razor, or both for a close shave.

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Protect your heart during the dog days of summer

People who have or are at risk for cardiovascular disease should be extra cautious when exercising outside when it’s hot, humid, and hazy, as they are more vulnerable to the hazards of high temperature and air pollution. To exercise safely during a heat wave, people should avoid being outside during the middle of the day; wear light-colored, lightweight clothing; and be careful to stay hydrated.

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Artificial intelligence in cardiology

The American Heart Association’s first-ever scientific statement on artificial intelligence (A.I.) in cardiology explores how the technology may improve how doctors prevent, detect, and treat heart disease. For example, A.I. data from patch monitors may predict who will develop potentially serious heart rhythms. Applying A.I. tools to a single chest x-ray may predict a person’s risk of heart attack and other serious health problems.

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Meditation: A heartfelt habit?

A meditation practice may help lower blood pressure and encourage people to make healthier choices when coping with stress. The two best-studied forms are Transcendental Meditation, which may lower blood pressure, and mindfulness-based meditation, which may reduce stress, anxiety, depression, and blood pressure. People can learn how to meditate at in-person or virtual classes or by using an app.

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