Jake Gyllenhaal: Cabin Fever!

A bearded Jake Gyllenhaal visits a friend’s cabin near Los Angeles on Saturday (August 28).

The 29-year-old actor has stayed out of the spotlight lately but was spotted by E! spies at a yoga class in Los Angeles last week!

Jake reportedly took a beginner’s class at L.A.’s Yoga Works and was in “incredible physical shape,” the spy said, adding, “his arms looked amazing.”

Who knew Jake was a budding yogini?

10+ pictures inside of Jake Gyllenhaal at a friend’s place outside of L.A…