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3️⃣ Aerobic System (Oxidative Phosphorylation) Uses oxygen to turn carbs, fats, and protein into ATP. Works for long-duration exercise. Slower, but sustainable.

2️⃣ Anaerobic Glycolysis Breaksd down glucose without oxygen. Supports activity for ~30–90 seconds. Produces lactate as a byproduct.

1️⃣ a ATP-PCr System Uses phosphocreatine (PCr) to quickly rebuild ATP. Works without oxygen → perfect for sprints or explosive movements (~10 sec max). PCr stores are limited, so it’s best for short, intense bursts.

Muscles need ATP to contract, but the ATP in your cells only lasts a few seconds. Your body has 3 main energy systems to rebuild ATP so you can keep moving:

Getting tired too fast? It’s not your effort.... it’s your energy system 🔋 Today Starts Our First Monday Of Diving Into The Mind And Body Of An Athlete Called: The Science Behind The Athlete 🧠 Chapter: 1 Energy Systems Training For Sports Performance

AVERAGE ATHLETES
avoid criticism. ELITE ATHLETES
CHASE IT. #hammersonly

BRYCE CAGE Defensive Lineman | Grambling State University 📍 Baton Rouge, LA 📏 6’5” | 269 lbs 🎓 Senior 🎖 HBCU Legacy Bowl Participant

Train With Intent Every Rep, Set, and Drill Should Have a Clear Purpose and Direction. Mindless Training Leads to Wasted Effort. Focus Creates Results. #hammersonly🔨