WATCH: Kathryn Bernardo doing muaythai

Video: Erwin Tagle on Instagram

Kathryn Bernardo has been doing muaythai now in Ultimate Fitness gym to get in shape.

Muaythai is a Thai martial art that employs punches, kicks, knee strikes and elbow strikes. Ultimate Fitness gym is where other celebrities such as Luis Manzano, Sid Lucero, and professional mixed martial arts fighters train.