Uploaded December 2017 | Updated September 2026, 7 hours ago

---

There’s nothing like a good hand warmer in your glove when you’re skiing. But how do they work? Our science guy Steve Spangler uncovers the science secret that makes your hand warmer work.

Contact Steve Spangler at steve@stevespangler.com
Contact Steve’s business manager at 855.228.8780
Visit Steve's site at stevespangler.com

Twitter - twitter.com/stevespangler
Facebook - facebook.com/stevespangler
Instagram - instagram.com/stevespangler
Kit of the Month Club - spanglerscienceclub.com
Science Store - stevespanglerscience.com

© 2017 Steve Spangler, Inc. all rights reserved