Country star Nate Smith reveals whopping 70-pound weight loss

Nate Smith has opened up about his ongoing .

The 40-year-old country singer, who said he's shed more than 70 pounds, is aiming for a goal weight under 200 pounds.

'I think I want to get under 200 pounds,' he recently told People magazine at the and Tight End University's Tight Ends & Friends Concert at The Pinnacle in Nashville.

'So I was like 275 pounds, somewhere in that world. But I want to get down to like 185 pounds again,' he noted.

Part of what has motivated his weight loss is the desire to perform at his full potential, the Bulletproof singer said.

'Keeping the energy on stage' is important to him 'because I think that takes care of the fans,' he explained.

Additionally, he's mindful of how he fits in his clothes, and how comfortable they are.

Since dropping extra pounds, he said, 'I just feel better. It's nice to be able to wear clothes that I like.'

Part of what has motivated his weight loss is the desire to perform at his full potential, the Bulletproof singer said; pictured in June in Nashville