Tips link: Fastest way to lose 20 pounds, according to Women's Health. Including this body weight workout times a week, doing 2 sets of each exercise with reps per set (Note: 30 sec. plank) to help prevent injuries.
Thigh Exercise - Laying on side with top foot on seat of a chair and bottom leg under chair, head in hand and other hand on hip, engage abs to balance . lift bottom leg to touch underside of chair . continue for 30 seconds and switch sides.
Hindu Push Ups" an excellent variation on regular push ups - they challenge your flexibility as well as your strength. Hindu push ups work your muscle groups in ways which will target arms, abs, legs and glutes.