His girlfriend Jennifer Lopez is known for her devotion to the gym as she is in the best shape of her life at 51.
And it certainly looks like J.Lo's fitness routine has rubbed off on Ben Affleck.
The 48-year-old actor was seen looking buff while picking up his son Samuel, nine, from school in Los Angeles on Wednesday.
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Ripped: Ben Affleck was seen looking buff while picking up his son Samuel, nine, from school in Los Angeles on Wednesday
Ben put on a vascular display as his muscular arms had veins popping throughout them and his impressive pecs and abs could be seen through his tight grey T-shirt while carrying his son's bags.
He also donned black skinny jeans with matching leather shoes as his short greying locks were disheveled and he sported a grizzled beard.
The Town actor seemed to have a blast bonding with his son as he shared a laugh with Samuel as they walked side-by-side.
Impressive: The 48-year-old actor put on a vascular display as his muscular arms had veins popping throughout them and his impressive pecs and abs could be seen through his tight grey T-shirt while carrying his son's bags
Sweet: The Town actor seemed to have a blast bonding with his son as he shared a laugh with Samuel as they walked side-by-side
No doubt girlfriend J.Lo's fitness routine has rubbed off on Ben as she can often be seen hitting the gym.
The workout junkie's love for working out was even used in a recent advertising campaign for Goli Nutrition.
Lopez recently rekindled her romance with former fiance Affleck, after calling off her engagement to MLB star Alex Rodriguez in April.
Mogul: His girlfriend Jennifer Lopez's love for working out was even used in a recent advertising campaign for Goli Nutrition
Working out: Lopez's latest business venture is with the wellness company which sells vegan, gluten free, non-GMO vitamin supplements
'Health is not a sprint it's a marathon, Jen,' she thinks to herself. 'And, you know that. You got this.'
The A-listers confirmed the romance as they enjoyed a make-out session in front of J.Lo's kids at Nobu
