The Biggest Loser star Tara Costa just got some even bigger news in her life, as we can EXCLUSIVELY reveal that she is engaged to her boyfriend John Baranowski.

Congrats to the happy couple!

Tara came to national attention during the seventh season of the popular NBC show, when she lost an amazing 155 pounds and won a record-setting eight challenges. Since then, Tara has inspired thousands with her popular blog and newsletters about fitness and diet.

Take a look at the happy couple above, in photos that were taken by another Biggest Loser alum, Heba Salama.