Emily Strohm is a Senior Editor at PEOPLE. She has been at PEOPLE for 11 years and has written nearly 40 cover stories for the magazine. What Is it: Rumble is HIIT (High Intensity Interval ...

“I’m stuck to my routine,” Jenner told Bustle as she celebrated Proactiv’s new Paint Positivity campaign in New York City. “I don’t want to do too much.” RELATED PHOTOS: From Kendall ...