This week's Training Tip from Coach Frank Overton of FasCat Coaching explains why Sweet Spot training is superior to zone 2 physiologically.

Join the discussion on the FasCat Forum.

For more video content, be sure to subscribe to our YouTube channel.

Follow us: Instagram: http://instagram.com/fascatcoaching

Twitter: http://twitter.com/fascat

Facebook: https://www.facebook.com/fascatcoaching/