Рет қаралды 1,700,019
Ideal for the 7-Minute Workout proposed by the American College of Sports Medicine's Health & Fitness Journal.
Or for any other activity that requires intervals. The timer goes on for about eleven minutes.
well.blogs.nytimes.com/2013/05...
Spanish:
Un segundero de 30 segundos con descansos de diez segundos en intervalos. El reloj corre por más o menos once minutos