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Triathlon Strengthening
IntermediateFree

Triathlon Strengthening

Stefanos Chrs
Stefanos Chrs· Jun 2025
1athletes running this program
iOS & Android

Overview

Length
4 weeks
Days / week
2 days
Level
Intermediate
Goal
Athletics
Equipment
Full Gym
Session length
60 min
The program's primary purpose is not to build maximal bulk, but to strategically enhance your performance, durability, and efficiency as an endurance athlete. Key Objectives: 1. Preserve Lean Muscle Mass: High-volume endurance training can sometimes lead to muscle catabolism (breakdown). These sessions provide the stimulus needed to maintain your existing muscle mass, ensuring you retain strength and power throughout your preparation. 2. Develop Functional, Triathlon-Specific Strength: Exercises are selected to strengthen the key muscle groups vital for all three disciplines. This includes: - Lower Body Power: For a stronger, more efficient pedal stroke on the bike and a resilient stride during the run. - Upper Body Strength & Endurance: To improve your pull in the swim and maintain a stable, aerodynamic position on the bike. - Core Stability: A strong core is fundamental for efficient power transfer from your limbs, maintaining good posture during long efforts (especially on the bike and run), and reducing energy leakage. 3. Enhance Injury Resilience: By strengthening muscles, tendons, and ligaments, particularly around vulnerable joints, these workouts aim to reduce the risk of common overuse injuries associated with the repetitive nature of triathlon training. Addressing potential imbalances and improving stability are key. 4. Improve Power Output and Efficiency: While endurance is paramount, strength forms the foundation for power. A stronger athlete can often produce more power with less perceived effort, leading to improved efficiency and speed, especially on the bike and during the swim. 5. Support Recovery and Form: Well-conditioned muscles can sometimes recover more quickly and are better able to maintain good biomechanical form even when fatigued, which is critical in the later stages of a long race.

Who it's for

Intermediate athletes ready for a structured program
Athletes focused on athletics
Athletes who can train 2 days per week
Athletes with access to a full gym (barbells, dumbbells, cables, and machines)

Muscle engagement

Front
Back
Upper Back
13.2%
Front Delts
12.4%
Triceps
11.6%
Lats
9.9%
Abs
8.7%
Quadriceps
7.4%
Chest
7.4%
Glutes
6.2%
Hamstrings
6.2%
Middle Delts
5.8%
Biceps
5.4%
Adductors
2.5%
Rear Delts
2.5%
Forearms
0.8%
Week 1 Workouts
#ExerciseSetsReps
1Squat (Barbell)36–10 reps
2Pull-Up (Weighted)38–12 reps
3Bench Press (Dumbbell)36–10 reps
4Bent Over Row (Barbell)38–12 reps
5Overhead Press (Dumbbell)38–12 reps
6Bicep Curl (Dumbbell)210–15 reps
7Overhead Tricep Extension (Dumbbell)210–15 reps
8Plank30.5–1 min
#ExerciseSetsReps
1Goblet Squat310–15 reps
2Incline Bench Press (Dumbbell)310–15 reps
3Seated Row (Cable)310–15 reps
4Push Up (Weighted)310–15 reps
5Lateral Raise (Cable)312–15 reps
6Kettlebell Swing315–20 reps
7Renegade Row36–10 reps
8Face Pull315–20 reps

Weeks 2–4 are in the app

Download Boostcamp to follow the full program with auto-progression and built-in coaching notes.

Common questions

Yes, Triathlon Strengthening is completely free to follow on Boostcamp. Download the app on iOS or Android, find the program, and start your first workout immediately. All 4 weeks are fully unlocked.

This program is built around a full gym. Make sure you have consistent access before starting, since the progression model assumes you can perform the same movements week over week.

Each session typically takes around 60 minutes to complete. That estimate covers your working sets but doesn't account for warm-up or rest between sets, so budget a little extra time when you're first learning the movements.

Triathlon Strengthening is structured around 2 training days per week, with rest days built in to allow for recovery. The Boostcamp app lets you reschedule sessions if your week doesn't go to plan.

The program runs for 4 weeks. The structure is designed so that each week builds on the last, with weights, volume, or intensity progressively increasing as you go.

Triathlon Strengthening is available inside the Boostcamp app, free on iOS and Android. Once you download the app, you can search for the program by name. The app tracks all your sets and weights automatically, so you always know exactly what to do next session.

Get started

Boostcamp app
1,000+ free programsStrength, hypertrophy, powerlifting and more, from elite coaches. All free.
Auto-progressionWeights and targets update automatically based on how you perform.
Coaching notesBuilt-in cues from the creator inside every workout session.
Progress trackingLog every set and see your strength gains over weeks and months.
Advanced analyticsTrack volume, intensity, and 1RM trends to see exactly how your training is evolving.
Free on iOS & Android