We look at how off-season marathons, 28-hour weeks and keeping calm all form the new picture of WorldTour training plan - and include a sample training plan When you purchase through links on our site ...

Runners of all types rely on run/walk intervals both to train and race. These intervals can help increase speed and mileage for faster overall race times. However, there is a sticking point! This ...

Bodyweight training builds strength without needing any equipment. Strength training supports your overall health, mood and daily function at any age. Start slow, focus on form and warm up to prevent ...

Training plans mean different things to different people. Perhaps you’re a seasoned interval trainer, or maybe you’ve never tried one before. Regardless, a good training plan is something we can all ...

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 ...