How many days until muscles shrink?

How many crunches should I do a day for a workout?

How many lunges a day will do the trick 20 or more

how many sit-ups should I do each day to shrink my tummy and show a little abs by summer holiday? is 100 enough? I don't have...

I do an mma class with an hour of cardio/comditioning 5 days a week but I missed today because I was sick and there is no cla...

Im trying to lose weight by eating less,and it sometimes works an sometimes dont.help me

ok so I have really massive thighs and everybody says sqauts are the best I do running/jogging everyday but I cant really see...

How many hours should you walk a day ? I do 1 hour ov walking a day plus walkin up school stairs. Is this enough ? Xx

how many calories should I be eating a day if im trieng to slim down

so which is better, squats or lunges because I really want to shrink my butt in about 2 months. and how many should I do a day.

how many situps should I do a day to lose some weight by 4 months