Sex.

See More Sex  

After bouncing back from a massive heart attack last winter, director Kevin Smith pledged to get in shape so he'd never be in that life-threatening situation again. Slimming down has done wonders for the 'Clerks' director's health, but Smith says that losing weight has also wrecked his sex life. "The sex changed completely," Smith told 'Good Morning America' last week while discussing how the incident has impacted his marriage with Jennifer Schwalbach Smith. "She was like, 'I was used to having sex with you one way for 20 years.