WATCH: Jason Heyward working on his swing

---

Video Description: The Cubs are World Series Champions but Jason Heyward is not resting, working hard this off-season to improve his hitting. Brought to you by Boys of Spring.

Send Feedback to Tony Crumpton: Email | Comment

Trending on CubsHQ

WATCH: 2025 Cubs Convention highlights

Tom Ricketts defends Cubs payroll: "We just try to break even every year"

WATCH: Sammy Sosa interviewed by Ian Happ about the historic 1998 season