Swimming Plans to Improve Speed — 12 Weeks

Nine 12-week plans designed to improve alactic anaerobic capacity, alactic anaerobic power, and lactic power — enhancing performance in 50m and 100m events.

General Information

Difficulty: Medium–High
Equipment: Kickboard, pull buoy, paddles, fins
Pre-swim warm-up: 6–7 min dry land exercises + 5 min stretching
Ideal schedule: Monday, Wednesday, Friday (minimum 1 rest day between sessions)

Intensity zones:

60–80%: Light/medium aerobic
85–90%: Anaerobic (power/capacity)
90–100%: Maximum speed

Choose Your Plan

Volume: 2000–2500m per session

Plan 12 — 3 sessions/week

Prerequisite: Can swim 2000m continuously

Typical session: 450m warm-up → 8×50m technique → 4×25m intensity (60–80%) → Speed work (12.5–30m at 100%) → 3×200m aerobic → Cool-down. Peak volume: 2650m/session in Month 3.

Plan 13 — 4 sessions/week

Prerequisite: Can swim 2000m · 3 speed sessions + 1 aerobic session/week

Weekly volume: ~8000–10000m. Month 1: 16 progressive sessions. Month 2: greater complexity. Month 3: peak phase with maximum speed and lower volume.

Plan 14 — 5 sessions/week

Prerequisite: Can swim 2000–2500m · 3 speed + 2 aerobic sessions/week

Speed sessions: warm-up → technique (fingertip drag) → intensity (60–80%) → speed (100%) → aerobic → cool-down (~1950m). Aerobic sessions: 3×400m warm-up → technique → 400m fins + 500m mixed continuous (~2450m).

Volume: 2500–3000m per session

Plan 15 — 3 sessions/week

Prerequisite: Can swim 2500–3000m · Monday, Wednesday, Friday

Detailed session-by-session plan for Month 1 (12 sessions, 2450–2950m). Month 2: greater complexity, split times. Month 3: peak phase with starts, turns, and time trials. Peak: ~3000m/session.

Technique drills used: catch-up drill, underwater recovery, fingertip drag, touch kickboard, strong finishes, single-arm.

Plan 16 — 4 sessions/week

Prerequisite: Can swim 2500–3000m · 3 speed/intensity + 1 aerobic session/week

Month 1: 8 sessions (2450–2950m). Month 2: increased complexity with split times. Month 3: peak phase with timed starts and turns, competition warm-up simulation, and tapering.

Plan 17 — 5 sessions/week

Prerequisite: Can swim 2500–3000m · 3 speed + 2 aerobic sessions/week

Month 1: 12 sessions (2450–3150m). Month 2: 20 sessions, greater technical complexity. Month 3: 20 sessions at maximum intensity, finishing with competition warm-up simulation.

Volume: 3000–3500m per session

Plan 18 — 3 sessions/week

Prerequisite: Can swim 2500–3000m · Level: High

Sessions start at 3200m and progress through 3 months. Month 1 includes full session detail (speed sets from 12.5m to 30m at 100%, aerobic intervals, and technique). Months 2–3: higher volume and intensity peaks.

Plan 19 — 4 sessions/week

Prerequisite: Can swim 3000–3500m · Level: High

Four weekly sessions with a mix of speed, technique, and aerobic work. Progressive volume from 3000m to 3500m per session across 3 months.

Plan 20 — 5 sessions/week

Prerequisite: Can swim 3000–3500m · Level: High–Elite

Five weekly sessions combining 3 speed/intensity days and 2 aerobic days. Peak phase reaches maximum speed and power with starts, turns, time trials, and competition simulation. Final sessions include tapering for competition.

Glossary

100% effort: All-out, maximum speed — only sustainable for very short distances (12.5m–30m).
Split time (tiempo partido): Splitting a swim into timed segments to understand pacing and speed distribution.
Building 60–80%: Starting at 60% effort (relaxed) and finishing at 80% (moderately hard) — teaches speed control.
Descending 80–60%: Starting hard and easing off — opposite of building.
Secondary stroke: Your second-best stroke after freestyle — backstroke, breaststroke, or butterfly.
Starts: Practicing diving in or pushing off the wall explosively — the first meters of a race are crucial.
Tapering: Gradually reducing training volume in the final days before competition so your body is fresh and ready to perform.
Competition warm-up simulation: Practicing the kind of warm-up you'd do before a race so it feels familiar on race day.

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