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1. Why and how swimming helps keeps us in shape? 2. Swimming strengthens what muscles? media type="file" key="one_large_splash_person_64_c_reprocessed_.mp3" width="240" height="20"
 * Swimming strengthens all of the muscles in your body when you do different strokes.
 * Swimming doesn't add weight and force on you, so if you have a knee or ankle injury, swimming will help get you exercise without hurting it.
 * It builds endurance, muscle strength, and cardio-vascular.
 * Swimming helps you relax your mind and body from stress.
 * Swimming in a team can help develop life skills such as sportsmanship, time-management, self- discipline etc.
 * Swimming exercises: hearts, lungs, muscles: legs, backs, hips, shoulders, arms, torso.
 * Drops excess pounds.
 * Social outlet.

Swimming excercises your whole body. Lengthens and strengthens your muscles. Freestyle: Flutter kick- quadriceps. Arms- pull and push underwater- your triceps, biceps,deltoids, abdominals, gluteals, ribcage intercostals, chest pectorals,calf, foot muscle and hip stabilizers Freestyle:Flutter kick, on your stomach, shoulders moving side to side


 * Legs- quadriceps, calf, gluteals, and foot muscles.
 * Torso: ribcage intercostals, chest pectorals, abdominals, and hip stabilizers.
 * Arms: your triceps, biceps,deltoids

Backstroke:On the back, flutter kick, shoulders moving side to side


 * Legs- hamstrings, calf, gluteals, foot muscle.
 * Torso: ribcage intercostals, chest pectorals, abdominals, and hip stabilizers.
 * Arms: your triceps, biceps,deltoids

Butterfly: Forward breathing, depends on great arm and leg strength to lift head up rather than using neck strength, dolphin kicks, most energy-consuming stroke
 * Upperbody: torso and hips
 * abdominal and back muscles
 * lumbar, hip and gluteal muscles

Breaststroke: Arms are sweeping under you, Foward breathing, frog-kick backwards,


 * Arms: pectorals, biceps, triceps and deltoids
 * Legs: gluteals, quads, hamstrings, calves
 * Olympics since 1896
 * Peanuts = great energy
 * helpful in survival
 * 1 hour 650 calories.
 * Swimming burns for calories than walking and biking
 * Strengthens heart and lungs
 * reduce stress
 * Cardiovascular excerise
 * Moving against water's resistance
 * Stays in shape
 * Relaxing

1 lap = 25 meters 2 laps= 50 meters 3 laps= 75 meters 4 laps= 100 meters

Goal of competitive swimming: http://www.youtube.com/watch?v=WASQ36nkz6E
 * reduce and improve times
 * beat competitors