Strong ON!By: Pat Flynn Burn fat, build strength, increase endurance, and improve flexibility dailywith one versatile piece of equipment. Straightforward and science backed, this kettlebell program is proven to be effective and, even better, it will only take 1520 minutes of your day. Pat Flynn is a fitness leader with more than 15 years of experience in the industry. His functional kettlebell program provides a minimalist approach to generalist physical