TikTok Is Raving About the 10-8-4 Stairmaster Workout—but Should You Try It?

© 2012-2025 Everyday Health, Inc., a Ziff Davis company. All rights reserved. theSkimm is among the federally registered trademarks of Everyday Health, Inc., and may not be used by third parties without explicit permission

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.