Regularly doing a mix of different types of physical activity may be best for prolonging the lifespan, but the associations aren't linear, pointing to a possible optimal threshold effect, suggests ...

Meredith Dietz is Lifehacker’s Senior Staff Writer. She earned her bachelor’s degree in English and Communications from Northeastern University, where she graduated as valedictorian of her college.

Few of you are coming to me with a focus on your one mile pace, so we’re looking at running workouts that are going to test your speed and improve your endurance. There are tons of ways to incorporate ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It's not easy trying to find the best running shoes for women. It takes research, a lot of testing, and ...

Running a faster race, or improving your performance for longer distance runs, do not just magically happen. Most runners need to include different types of running training sessions into their ...