Harvard Heart Letter

Exercise: 15 minutes a day ups lifespan by 3 years

Exercise produces significant benefit by lowering levels of damaging inflammation that affects heart and artery health. It also improves the body’s ability to fight oxidative stress, reducing vulnerability to heart attack, heart failure, peripheral artery disease, and arrhythmias. In one study, exercising 15 minutes a day for eight years reduced all-cause mortality by 14% and increased life expectancy by three years. Elements of a successful exercise program include aerobic activity, strength training, stretching, and persistence.
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