Originally Posted by NLBwell
You want flexibility for power on your strokes. You want speed to cover the court (speed takes strong legs and core). The more you work out with these in mind, the better.
The pros have learned that the most strength with least body weight is best - a tough balance.
good for tennis, good for health
"get your facts first, then you can distort them as you please." Mark Twain Radical OS Stamina 56#