Fitness and Conditioning

 
Racquet sports specific:
http://www.netfit.co.uk/racquets-web.htm
http://www.fitfortennis.com/articles/resource-article-1.htm
http://www.juniortennis.com/Science/SportsScience.php
http://www.halfhourpower.com

Footwork:
http://www.bctennis.com/health/FastFeet-Part2.aspx
http://www.athleticprecision.com/Tennis.shtml
http://www.tennisserver.com/circlegame/circlegame_99_11.html
http://www.tennisserver.com/circlegame/circlegame_00_01.html
http://www.sacredhoops.com/how-to-improve-foot-speed/
http://www.performbetter.com/catalog/assets/Exercisesheets/PDF/Agilityladder.pdf

Plyometrics and Power/Strength:
http://www.exrx.net/Lists/PowerExercises.html
http://www.brianmac.demon.co.uk/plymo.htm
http://www.brianmac.demon.co.uk/weight.htm
http://www.netfit.co.uk/training/trainingadvice/plyometrics-training.htm

Combo Workouts:
http://outside.away.com/outside/magazine/0298/9802mark.html
http://outside.away.com/outside/magazine/0198/9801body.html
http://outside.away.com/outside/magazine/1198/9811perfect2.html
http://outside.away.com/outside/magazine/1198/9811hard.html
http://outside.away.com/magazine/0199/9901hurt.html
http://outside.away.com/outside/magazine/1298/9812perfect3.html
http://outside.away.com/outside/magazine/0199/9901perfect4.html

Running, Circuit Training:
http://www.brianmac.demon.co.uk/sprints/index.htm
http://www.brianmac.demon.co.uk/middist/index.htm
http://www.brianmac.demon.co.uk/trainprog.htm
http://www.brianmac.demon.co.uk/circuit.htm
http://www.brianmac.demon.co.uk/economy.htm
http://www.brianmac.demon.co.uk/runform.htm

Jumping Rope:
http://www.foodfit.com/fitness/archive/homeGym_july01.asp

Heart Rate Monitors:

http://www.brianmac.demon.co.uk/hrm.htm
http://www.brianmac.demon.co.uk/hrm3.htm
http://www.brianmac.demon.co.uk/hrm1.htm
http://www.brianmac.demon.co.uk/fatburn.htm

Strength, Weight Training:
http://www.exrx.net/Lists/Directory.html
http://www.exrx.net/WeightTraining/Myths.html#anchor7319578
http://www.brianmac.demon.co.uk/weight.htm
http://www.brianmac.demon.co.uk/bpress.htm
http://www.brianmac.demon.co.uk/lpress.htm
http://www.brianmac.demon.co.uk/medball.htm

Stretching:
http://www.tennis.com/yourgame/fitness/index.aspx
http://www.brianmac.demon.co.uk/stretch.htm
http://www.ptonthenet.com/article_summaries/JC_Developmental_stretching.htm

Yoga:
http://www.yogasite.com/postures.html
http://www.yogasite.com/sunsalute.htm

Breathing in Tennis:
http://www.viewzone.com/breathing.html

Misc.Fitness and Weights:
http://www.trygve.com/mfw_faq.html

Nutrition:
http://www.usta.com/Improve-Your-Game/Sport-Science/114687_Nutrition_for_Tennis/