Grammy-winning singer Kelly Clarkson showed off her significant weight loss by donning a skintight catsuit on 'Today' on May ...

From Meghan Trainor to Oprah Winfrey, here are 10 celebrities who took weight-loss drugs to slim down and achieve a healthier lifestyle.

“In all honesty, I’ve had a lot of people always in my career tell me — be very cruel, ‘Oh you look slutty if you wear this.’ I’ve had people be very cruel,” Clarkson said. “I’ve never been able to ...

Kelly Clarkson flaunted her 60-pound weight loss in a skin-tight black catsuit while performing a medley of hits on Today. Life & Style has the stunning photos.

Full USA TODAY coverage of Kelly Clarkson, a singer, TV personality, and host of The Kelly Clarkson Show, best known for winning American Idol and hits like 'Since U Been Gone.' ...