For anyone who hasn't already seen me tag this.. I LOVE THIS GIRL! She has amazing work outs that usually take around 15-20 minutes and work you very hard! She puts videos on her site for beginner, intermediate, and advanced levels. LOVE Bodyrock.tv!!

Bikini Body Rep Challenge. Under 30 minutes, no equipment necessary. Great for a busy day - no excuses, get your sweat on!

Her work outs are seriously fatal. Never more than 20 minutes long.... Lots of success stories and very fast results.

Other Pinner said: This website is AMAZING. It is my workout bible, and best of all, its completely FREE. Tons of workout vids and plenty more to stave off ruts. Most of the routines are between 12-20 mins long and that's all you need.

The hardest 8 minute arm exercise with trainer to the stars Tracy Anderson! She promises the "tiniest arms with great definition!"

Great exercise finder! You click on the body part and gives you exercise(s) specific to the body part!

This chick is Serious! Hard body weight work out, no gear required. EVERY MORNING!!! This site is awesome there is also an ap for the iPhone/pod/pad :)...

kick "the pouch" (women's lower ab flab)! 3 sets of wall holds will work out lower abdominals.

Jenna Marbles ABS..Do this routine before every shower: 50 jumping jacks, 5 pushups, 20 crunches, 20 mountain climbers, and 30 second plank. So worth it

The Ultimate Timing Guide - When To Eat, When To Workout -

She has amazing work outs that usually take around 15-20 minutes and work you very hard! She puts videos on her site for beginner, intermediate, and advanced levels.

HER BODY.. Do this routine before every shower: 50 jumping jacks, 5 pushups, 20 crunches, 20 mountain climbers, and 30 second plank. Great Challenge Idea!

Found this on an inspirational website with lots of exercises, daily tips and motivation

20 WAYS TO WORK YOUR ABS WITHOUT CRUNCHES.

Three minute abs.HOLY COW

I've never seen a site like this... You click on the part you want to work on and it tells you easy exercises you can do at home!

Her workouts are INSANE!!! Never more then 20 min. Great website!

Body rock TV 30 Day Challenge

No equipment needed - 12 minute work out