One of the difficulties of virtually working out at home in a small New York City apartment may be access to heavier weights and equipment. If you have been relying on bodyweight exercises, you may be looking for ways to increase the difficulty of your workouts without investing in expensive and often space-hogging weights. Coach Noam developed created a series of ankle weight exercises for Bicycling Magazine that are non-impact and can be excellent for rehabilitation if coming off an injury. These movements are unilateral so they also help you develop balance.