Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. January 12, 2026 Add ...
That daily five-mile run might be your mental sanctuary and the cornerstone of your fitness routine, but it could also be secretly undermining your health goals. While we’ve had “cardio is king” ...
Cardio exercise, also known as aerobic exercise, are those that increase your heart rate and breathing for a certain period. It helps to improve your heart, lung and circulatory health by increasing ...
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