The 31-year-old DJ/producer recently shared a Snapchat of himself getting his spin on, working up a sweat while on the bike machine.
"You finished the course, but you're still pedaling," he says, out of breath from an intense workout. "What's going on? You finished it, but you're still pedaling. You're still pedaling."
Last July, Calvin revealed the secret to his killer physique on Instagram, when he showed off his six-pack abs.
"Staying in a gym routine while on the road is tricky, but as long as you don't drink, eat well, sleep enough and take one of those mad little ab rollers with u everywhere you'll be good," he wrote.
And it seems like Harris could do no wrong these days. Aside from everything appearing picture-perfect with his girlfriend
, Taylor Swift, he's also just been announced as a Coachella headliner this year. Harris will be performing on April 17 and 24 in Indio, California.