To bake these adaptations into your Monday, Wednesday, and Friday gym sessions without sacrificing muscle mass, we are going to tweak the exercise selection to prioritize eccentric deceleration (for downhill hiking), unilateral power (for running speed), and scapular protraction (for the serratus).
Focus: Quadriceps eccentric loading (downhill braking power) + Front-facing aesthetic.
1. Slant-Board (or Heels-Elevated) Goblet Squats: 3 sets x 10–12 reps.
2. Bulgarian Split Squats: 3 sets x 8 reps per leg.
3. Incline Dumbbell Bench Press: 3 sets x 8–10 reps (Upper chest construction for the Troy V-taper).
4. The "Push-Up Plus": 3 sets x 15 reps.
How: Get into a push-up plank position. Slow down and tap your left shoulder with your right hand, then vice versa. The goal is to keep your hips completely locked and paralyzed—no tilting or rocking.
Prescription: 3 sets x 20 total taps. (Builds the anti-rotational core strength that stabilizes your 10k stride).
Focus: Glute and hamstring propulsion (running faster) + Upper back density.
1. Romanian Deadlifts (RDLs): 3 sets x 8 reps.
2. Weighted Pull-Ups: 3 sets x 8 reps (Essential for the wide back aesthetic).
3. Dumbbell Pullovers: 3 sets x 12 reps.
**4. SUPERSET:
Standing Calf Raises (Focus on Soleus):** 3 sets x 15 reps.
How: Find a pull-up bar or the Captain’s Chair station at VivaGym. Hang with straight arms. Instead of just lifting your legs, focus on rolling your pelvis upward toward your chest, squeezing your lower abs hard at the top. Lower down slowly.
Prescription: 3 sets x 10–12 controlled reps. (Fires up the deep lower abs and ties neatly into the serratus work from your dumbbell pullovers).
Focus: Lateral stability for trails + Finishing arm/shoulder details.
1. Deficit Reverse Lunges: 3 sets x 10 reps per leg.
2. Weighted Dips (With the "Plus" finish):
**3. Seated Cable Row or a Chest-Supported Dumbbell Row:
**4. SUPERSET:
5. Bicep Curls Super-set with Tricep Overheads: 3 sets x 10–12 reps (Weekend arm pump).
When you are on the dip bars at VivaGym, perform the rep like this:
The Descent: Lower your body under control until your shoulders are slightly below your elbows.
The Push: Press yourself back up dynamically using your chest and triceps.
The Lockout: Stop when your elbows are completely straight. Do not drop back down yet.
The "Plus" Finish: With your arms completely locked, actively shrug your shoulders down away from your ears. Imagine trying to push the dip bars through the floor to make yourself as tall as possible.
The Squeeze: Your entire torso will lift up a fraction of an inch higher. Hold this peak contraction at the top for 1 full second. You will feel the muscles right under your armpits and along your ribs contract brutally hard.
Repeat: Relax your shoulders back to normal, and lower yourself into the next rep.
Since you are gymming at 3:30 PM, make sure your Monday, Wednesday, and Friday lunch stays high in clean carbohydrates (like the rice cooker chicken or poke lomo we mapped out). The explosive speed work and the deep eccentric knee contractions require high muscle glycogen to prevent injury and maintain performance.
RUNNING FOR 40min 10K
Instead of a steady jog, you are training your legs and lungs to handle a faster turnover.
The Workout: * 10-minute easy jog warm-up.
5 x 1000-meter intervals at a hard, aggressive target pace of roughly 4:10–4:15/km.
Rest for 2 minutes (slow walk or light jog) between each 1000m repeat.
5-minute cool-down walk.
This trains your body to clear lactic acid so you don't burn out at kilometer 6 during the race.
The Workout:
10-minute easy jog warm-up.
20 to 25 minutes of continuous running at a "comfortably hard" pace (around 4:35–4:40/km). You should only be able to speak in short, broken sentences.
5-minute cool-down walk.
To hit a sub-40 minute 10K while protecting your muscle mass, your progression strategy must follow a strict rule: You will increase the numbers slightly to build a solid foundation, but you will hit a firm "Muscle-Protection Ceiling." Once you reach that ceiling, the volume stops increasing, and the pace is the only thing that gets faster.
If you infinitely increased the running volume (e.g., building up to 10x1000m intervals or a 60-minute tempo run), your weekly mileage would explode. Your body would enter a catabolic state, melt away your upper-body muscle, and crush your recovery for your VivaGym sessions.
Here is exactly how these two workouts will evolve over the next few months to eliminate your "heavy legs" bottleneck safely.
Tuesday Intervals: The Progression Path
Goal: Teach your legs to turn over at a blistering sub-40 pace without hitting a wall.
You start at 5x1000m. As your legs adapt, we will increase the volume slightly so your body gets used to sustaining that high speed for a greater portion of the actual 10K race distance.
Phase 1 (Current): 5 x 1000m. Focus on hitting your target pace (around 4:10–4:15/km) consistently across all 5 reps.
Phase 2 (The Volume Cap): Drop the rest from 2 minutes to 90 seconds, and add one rep to hit 6 x 1000m. This is your absolute ceiling. 6 kilometers of total high-intensity work is the sweet spot for a hybrid athlete.
Phase 3 (The Speed Burn): Lock the workout at 6 x 1000m with 90 seconds of rest. From this point forward, the volume never changes, but the pace gets ruthlessly faster. You will push the pace down from 4:10/km to 4:00/km, and eventually to a blistering 3:50/km.
Thursday Tempo: The Progression Path
Goal: Push your lactate threshold higher so your legs stop filling with "lead."
A 20-minute tempo run is the minimum effective dose. To run a sub-40 minute 10K, your legs need to handle that uncomfortable, acidic burn for a longer duration.
Phase 1 (Current): 20 minutes of continuous running at a "comfortably hard" pace (around 4:35–4:40/km).
Phase 2 (The Stamina Build): Every two weeks, add 2–3 minutes to the clock. You will gradually progress from 20 minutes to 25 minutes, and finally hit 30 minutes.
Phase 3 (The Muscle-Protection Ceiling): Stop at 30 minutes. Running at threshold for longer than 30 minutes while lifting heavy 3 days a week creates too much central nervous system fatigue.
Phase 4 (The Pace Crush): Lock the clock at exactly 30 minutes. Now, you drive the pace down. You will progress from running those 30 minutes at a 4:35/km pace down to a 4:20/km pace, and ultimately to a 4:10/km pace.
The Long-Term Picture
By capping your Tuesday quality work at 6km and your Thursday tempo at 30 minutes, your weekly "intense" running mileage stays highly controlled.
When you combine this capped running structure with your heavy Monday/Wednesday/Friday leg lifts (Bulgarian split squats and RDLs), your leg muscles will undergo a massive shift. They will build the density and mitochondrial capacity to flush out lactic acid instantly, meaning that "heavy leg" feeling will start pushing further and further back into the race.