At their parents’ gym in Hawaii, Angela and Christian Lee are a constant presence. “I practically spend my whole time here,” says Christian who teaches many of the adult classes now. Angela Lee, who recently moved back to Hawaii with her husband, MMA fighter Bruno Pucci, also leads classes.

The first thing you notice about Angela Lee is her mega-watt smile. Her bubbly nature is unexpected for a world-class MMA fighter. “After my debut, everyone was like, ‘Who is that little Asian chick who keeps smiling, doesn’t she know she’s about to fight?” Angela tells me over lunch. “But it was because […] I was enjoying it so much.” At 23 years …