Rob Kardashian
No doubt you recognize his family name, Rob is a television personality (best known for Keeping Up with the Kardashians) and businessman. He also was the runner up of season 13 of Dancing with the Stars. Kardashian was diagnosed with diabetes in 2015 and has been making some serious lifestyle changes since. He has his own chef who makes him nothing but healthy meals, he drinks protein shakes and green juices, and he goes to sleep at 10 PM so he can work out in the morning.