Jesse Watters: "Why do you wear jeans when you work out." RFK Jr: "Well, I just started doing that a long time ago... I would go hiking in the morning and then i'd go straight to the gym." Robert F. Kennedy Jr. explains why he was wearing jeans during the "Pete and Bobby… pic.twitter.com/j5HIIRntGP

Health Secretary Robert F. Kennedy Jr. and Defense Secretary Pete Hegseth competed in a fitness challenge of 50 pullups and 100 pushups under five minutes.

The 224-pound, fast-food-loving president has supposedly inspired two of his cabinet secretaries to adopt healthier habits.

Ever wondered why the politician opts for jeans when he works out? He's answering everyone's most wondered question.

The 71-year-old’s odd workout clothing choice caught the internet’s attention again this week after Kennedy posted a video with Defense Secretary Pete Hegseth.

RFK Jr. hasn't completely alienated all his famous in-laws, however. Earlier this week, Chris Pratt came to the defense of the politician, whose cousin Maria Shriver is the mother of Pratt's wife, Katherine Schwarzenegger.

Chris Pratt appeared on Bill Maher’s 'Club Random' podcast on Monday, Aug. 18, and briefly touched on the controversial political views of Robert F. Kennedy Jr., who is the cousin of Pratt's wife, Kat

Annals of Internal Medicine editor Christine Laine says she won’t retract the study, as demanded by Robert F. Kennedy Jr., and "we’re not changing what we do because of threats."