blogger who is a mother of 4 decided to do to cross fit as her husband has done for years... within 5 months she was in the best shape of her life and these workouts were done within 15/20 minutes 4-5x/week! She altered the workouts to be done at home and for the females!!!
Have 30 minutes to workout? Try this: 30 exercises for 30 seconds each, resting 30 seconds in between. Print it out, and take it to the park! Just grab a set of dumbbells or resistance bands. harder-better-faster-stronger-healthier-health-fit