Josh Duhamel is building up his stamina as he approaches fatherhood!
The Safe Haven actor, who is expecting his first child with wife Fergie, worked up a sweat on Saturday. The 40-year-old took on a giant hill in Brentwood, proving he'll be able to handle those restless nights likely coming with his baby boy.
Donning a sweat-soaked gray T-shirt, blue shorts and bright yellow sneakers, Josh looked determine to make it up the hill.
Josh's run comes a day before his and wife Fegie's reported co-ed baby shower.
Guests set to attend included: Kate Hudson, Sharon Osbourne, Cher, Elton John, Neil Patrick Harris & David Burtka, Nicole Richie, Molly Sims, Kim Kardashian, Ryan Murphy, Brian Atwood, Adam Lambert, Zachary Quinto, Mark Jacobs and more.
The couple announced they were expecting back in February when the singer took to Twitter, tweeting: "Josh & Me & BABY makes three!!! #mylovelybabybump."
Talk about a hot dad!