One word. Science. HIIT is a training strategy that alternates short, intense bursts of exercise with brief periods of rest. ALTR’s revolutionary combination of interval, strength and cardio training yields consistent results. Expect to burn up to 1000 calories. Even better, up to 48 hours after you’ve been ALTR’D, you’ll continue burning calories at a higher rate thanks to a boosted resting metabolism. ALTR works. Every single time.


This isn’t a standard workout. It's a vigorous, ever-changing combination of music, illumination, and proven training techniques. ALTR takes you to places no other workout can. Immerse yourself in intense energy. Lift more. Hit faster speeds. Tone and lean your body. Push through plateaus. Beat your personal bests. Everything and anything becomes within your reach at ALTR.