Welcome to the start of the Challenge «Strong Arms in 21 Days»! This course is dedicated to building strength in your arms, developing the mobility of the joints and achieving a fit shape. To achieve better results, we focus on our shoulders and chest and lungs and heart. Practice every day, don't give up!
To move along the challenge one should successfully finish the video of the current day. Only after accomplishing the results of the current day, does a new video become available.