swim workout

Saturday Swim Session: Ruth Astle’s Endurance Swim for Mortals

Build your endurance and learn to maintain strong freestyle technique with this week’s Saturday Swim Session. The Sustained Distance Builder combines longer aerobic swims with shorter repetitions to improve pacing, efficiency and confidence in the water. Choose from three workout distances to suit your fitness level and swimming goals.

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broken swim workout

Saturday Swim Session: Broken 500s

Build endurance, threshold fitness, and pacing with this Broken 500s session. Longer swims followed by short-rest 100m repetitions challenge your ability to maintain speed and technique under fatigue. Ideal for triathletes and swimmers wanting stronger aerobic fitness, race-specific endurance, and more consistent swimming performance.

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alternating pace swim workout

Saturday Swim Session: Alternating Pace Builder

Build speed endurance and pacing with alternating fast and easy 50m repetitions. This session develops aerobic fitness, efficient recovery between efforts, and the ability to produce consistent speed while maintaining strong technique. Perfect for triathletes and swimmers wanting greater race-day resilience, control, and confidence.

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swim threshold workout

Saturday Swim Session: Progressive Pressure 100s

Build threshold fitness and finishing speed with this progressive 100m swim session. Short recoveries and increasing pace challenge your aerobic endurance, pacing, and stroke control while teaching you to maintain strong technique under fatigue. Ideal for triathletes and swimmers wanting faster, more sustainable race-day performance.

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swim threshold workout

Saturday Swim Session: Threshold Density Builder

Build sustainable swim speed with this threshold-focused session featuring short-rest repetitions. Improve aerobic fitness, pacing, and stroke consistency while learning to recover quickly between efforts. Perfect for triathletes and swimmers wanting to hold a stronger pace for longer without sacrificing technique or efficiency.

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swim endurance workout

Saturday Swim Session: Distance Discipline Builder

Build endurance, pacing, and patience with this long-distance swim session. Learn to maintain consistent effort, efficient technique, and strong rhythm across extended repetitions. Ideal for triathletes and open water swimmers wanting to improve aerobic fitness, mental resilience, and confidence over longer distances in both training and racing.

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swim endurance workout

Saturday Swim Session: Endurance Block Session

Build endurance and pacing with this long-distance swim session featuring sustained repetitions and controlled recovery. Develop aerobic fitness, improve stroke efficiency, and strengthen your ability to maintain consistent technique over extended distances. Perfect for triathletes and open water swimmers preparing for longer events or building a stronger aerobic base.

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swim technique drills

Saturday Swim Session: Technique Sandwich Session

Blend technique and fitness with this “Technique Sandwich Session” designed to improve efficiency, body position, and stroke control under fatigue. Drill work before and after the main set reinforces strong movement patterns while helping you hold form as effort increases. Ideal for swimmers and triathletes wanting smoother, more controlled swimming.

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swim pacing workout

Saturday Swim Session: Progressive 200s Builder

Build pacing awareness and sustained swim strength with this progressive 200m session. Gradually increasing your speed across each cycle teaches control, rhythm, and efficient effort management. Ideal for triathletes and swimmers wanting to improve aerobic fitness, threshold pace, and the ability to finish strong without sacrificing technique.

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swim endurance workout

Saturday Swim Session: Sustained Distance Session

Build aerobic endurance and sustained swim strength with this longer-distance session. Controlled repetitions with short recovery challenge your pacing, concentration, and ability to maintain technique under fatigue. Ideal for triathletes and open water swimmers wanting smoother, more efficient swimming across longer events and training sessions.

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