Work smarter, not harder.
According to experts, it takes just four core workouts to absolutely rip your top half to shreds, so you can get stronger.
Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...
Eating fewer calories isn't the only way to lose weight. Bodyweight exercises like squats, push-ups, and lunges can be a great addition to ignite fat loss.
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