The Helpful Hand
Here is an excellent graphic showing how a bra should fit! If your shoulders hurt at the end of the day, or you find yourself constantly re-adjusting your bra, it might be a good idea to re-evalute your bra size and find a bra thats good enough to support your awesome boobs. (Its the bras faultnot yours!) If your bra does not meet all this criteria you need to measure yourself PROPERLY .