Athos Coupons Training System. Athos leads the industry in muscle activity based feedback. Make more informed performance decisions for faster results and healthier. Athos Coupons No two athletes are the same so Athos uses machine learning to provide the most accurate insights specific to every athletes muscle composition and strength. Athos Coupons At Athos, we're always striving to gain deeper insights into the human body. To do that Athos partnered with ProActive, an elite sports performance institute. Athos has been translating EMG into a simple and powerful training system. From cueing muscle activations, evaluating movement progression, and monitoring the accumulation of stress on your muscles throughout training; our system will help athletes reach their highest potential. By giving athletes and coaches this unprecedented insight into muscle performance, they better understand what the body is actually doing in the days, weeks, and months of preparation for the days that really matter.movement quality using personalized, muscle activity data.