The 24-year-old Williams led Chicago to an NFL-record seven wins this season when trailing in last 2 minutes of regulation.

The best CrossFit exercises for beginners include air squats, deadlifts, and burpees. You don't need a specific gym to do them, either, as many can be done wherever there's equipment. CrossFit offers ...

Start on all fours. Extend your right arm in front of you and your left leg behind, actively reaching in opposite directions.

The Single-Leg Squat is an all-purpose exercise for strength, balance, power and lowering risk of injury. According to a study in the Journal of Strength and Conditioning Research, it can't be beat ...

CrossFit, a high-intensity style of training that mixes gymnastics, Olympic weightlifting, rowing, and running together, has become one of the most popular workouts over the years. As popular as it is ...

For a program to be most effective, Washington recommends sticking to it for at least four to five weeks before changing it ...

The human body is smart: It will always take the path of least resistance to get things done. This is all too clear to fitness professionals when training clients -- beginners and veterans alike -- ...

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 ...

Lunges and squats are both popular strength exercises for your lower body. There are a ton of variations of these moves — some that may even look and feel almost identical. When it comes to lunges and ...