![Kells McPhillips Author Headshot](https://res.cloudinary.com/peloton-cycle/image/fetch/c_fill,dpr_1.0,w_270,h_270,x_1308,y_715/f_auto/q_auto/https://images.ctfassets.net/6ilvqec50fal/USzq0EiOKej3o13naIc0C/c22d43b4c01bffb83f638cc972a69d74/Kells_McPhillips.jpeg)
Kells McPhillips
Kells McPhillips is a health and wellness writer living in Los Angeles. Her journalism has appeared in The New York Times, Well+Good, Fortune, Runner’s World, Outside, Yoga Journal, and others.
Kells McPhillips's Articles (14)
![Woman goes rucking outside](https://res.cloudinary.com/peloton-cycle/image/fetch/c_fill,dpr_1.0,w_316,h_225,x_742,y_488/f_auto/q_auto/https://images.ctfassets.net/6ilvqec50fal/2OkIpGoLYBp8I4eOdM53DJ/e1d85a1d639d791255cc2b9d6b7aa7ac/GettyImages-1519826145.jpg)
Cardio
All You Need to Level Up Your Next Walking Workout Is a Backpack
![endurance training](https://res.cloudinary.com/peloton-cycle/image/fetch/c_fill,dpr_1.0,w_316,h_225,x_1045,y_323/f_auto/q_auto/https://images.ctfassets.net/6ilvqec50fal/An9AxlhKHKfeQB9lto7jC/1fad4cff5a4decf350ef888627d4d355/endurance-training.jpg)
Cardio
Endurance Training Isn’t Just for Pro Athletes—Here Are 5 Ways to Get Started
![Peloton instructor Olivia Amato demonstrates a hollow hold](https://res.cloudinary.com/peloton-cycle/image/fetch/c_fill,dpr_1.0,w_316,h_225,x_696,y_406/f_auto/q_auto/https://images.ctfassets.net/6ilvqec50fal/6BG7tL54xR0IQsoRnuUqNd/ed1b71ee9a9991296f8be21288087d62/hollow-hold-olivia-amato.jpg)
Sculpt
How to Do a Hollow Hold—Plus All the Muscles It Works
![Woman running outdoors](https://res.cloudinary.com/peloton-cycle/image/fetch/c_fill,dpr_1.0,w_316,h_225,x_1805,y_700/f_auto/q_auto/https://images.ctfassets.net/6ilvqec50fal/5TO3ScZhSOECw4c307udxi/2e7c5bff77bff88c7a23a2b7eb0871f7/GettyImages-628953274.jpg)
Run
How to Do a Tempo Run—and Why It's an Essential Part of Your Training
![Woman boxes outside, showcases the benefits of boxing](https://res.cloudinary.com/peloton-cycle/image/fetch/c_fill,dpr_1.0,w_316,h_225,x_763,y_467/f_auto/q_auto/https://images.ctfassets.net/6ilvqec50fal/2Qf0mkoOruCmrK6ohE3BbA/f63a80f50f4cb7cc013670ecbcb048df/benefitsofboxing.jpg)
Cardio
6 Ways Boxing Workouts Benefit Your Mental and Physical Health
![Woman runs outside on a track, how to increase vo2 max](https://res.cloudinary.com/peloton-cycle/image/fetch/c_fill,dpr_1.0,w_316,h_225,x_757,y_709/f_auto/q_auto/https://images.ctfassets.net/6ilvqec50fal/mA5oXYmCrLj4ExzNWfQ0x/a670a89be60a20dc2a37579a58ca0151/Stocksy-woman-running_224.jpg)
Cardio
How to Increase Your VO2 Max to Level up Your Workouts