Lea Michele & Her Hunky Boyfriend Matthew Paetz Go On Their Billionth Hike! They Must Have Calves Of Steel!

It seems like Lea Michele and Matthew Paetz are ALWAYS out on a hiking date!
On Saturday, the fit-centric couple was spotted out at the Tree People park in Studio City getting their work-out on.
[ Related: Lea Michele & Matthew Paetz Have Another Hiking Date In The Hollywood Hills ]
Michele was all smiles as she chatted with Matthew and checked out her phone during the arduous (and scenic!) hike.
Based on all the times we’ve seen the pair out on a hike, we’re starting to think working out might be Lea and Matt’s favorite date activity!
Well, the couple that hikes together stays together, right?!
[Image via FameFlynetpictures.]