No pain, no gain is the old adage for getting into incredibly great shape.
The 40-year-old actor’s body looked insanely buff as he proudly walked around shirtless displaying his massive biceps and rippling abs.
But he obviously is still allowing himself the odd treat as he was pictured holding what looked like a plastic cup filled with red wine.
Wahlberg is currently filming with fellow Hollywood muscle man Dwayne “The Rock” Johnson.
The father-of-four later got some on-set action when his wife Rhea stopped by to give him a smooch.
Wahlberg’s exercise pain will also be his financial gain as it was announced recently that he is going to partner with health and wellness products giant GNC to promote a new nutritional supplement for people with an active lifestyle.
Pain and Gain depicts the story of two bodybuilders who become embroiled in an extortion ring and kidnapping scheme that goes horribly wrong. The Michael Baby flick hits theatres next year.