Alfonso Moretti aka “The Angry Trainer” (born December 19, 1973) is an American born personal trainer and physical fitness expert with 27 years of experience.
He was best known for his no holds barred take on health and fitness while operating Angry Trainer Fitness - a website dedicated to giving readers real world, practical information on health and fitness.
In 2017 Moretti retired the Angry Trainer name and is now known as Trainer Alfonso.
In November 2017, he and his wife Michelle opened MERGE, a 100% non impact small group personal training gym in West Hollywood California that features a dance club like atmosphere complete with laser lights and a disco ball.