W6/D3 Swim (Workout 2)

WORKOUT #2 Swim 2X500 Endurance :20 minutes You may kick with or without fins Workout Details: Warm-up: 300 yds @75-84% of Threshold Pace (Zone 1) (100 swim, 200 kick) 2x500 at sprint race pace...keep your HR under control. Rest 1 minute in-between - Hard 500 yds @91-96% of Threshold Pace (High Zone 2) - Easy 1 min @0% of Threshold Pace (REST) Cool Down: - 100 yds @75-84% of Threshold Pace (Zone 1)