By Artist Shaan

Zac Efron claims that the "Baywatch" workout regimen made him experience depression and insomnia.

Flames

Zac Efron is being open about the cost of on-screen perfection after more than 15 years in the entertainment industry.

The "High School Musical" star said in a Men's Health cover story that his "Baywatch" diet and exercise regimen for the 2017 movie caused him to experience severe sadness.

I began to experience insomnia and a serious sadness that lasted for a while. 

That event burned me out in some way, Efron said. 

"It was really difficult for me to refocus.