@A1Performance1 profile picture
A1 Performance @A1Performance1

*Speed Development *Strength and Conditioning *Sports Science *Injury Prevention @DonellanMatthew

Joined August 2022
  • Tweets 307
  • Following 437
  • Followers 474
40 Photos and videos
New Post Every Week Of The Series “The Science Behind The Athlete” with Coach @DonellanMatthew #hammersonly
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A1 Performance retweeted
Matthew Donellan@DonellanMatthew
Apr 7
3️⃣ Aerobic System (Oxidative Phosphorylation) Uses oxygen to turn carbs, fats, and protein into ATP. Works for long-duration exercise. Slower, but sustainable.
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A1 Performance retweeted
Matthew Donellan@DonellanMatthew
Apr 7
2️⃣ Anaerobic Glycolysis Breaksd down glucose without oxygen. Supports activity for ~30–90 seconds. Produces lactate as a byproduct.
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A1 Performance retweeted
Matthew Donellan@DonellanMatthew
Apr 7
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.
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A1 Performance retweeted
Matthew Donellan@DonellanMatthew
Apr 7
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:
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A1 Performance retweeted
Matthew Donellan@DonellanMatthew
Apr 7
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
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A1 Performance retweeted
Tanner Koerner
@TannerKoerner
Mar 27
New Weight Room #’s Bench -240 Squat - 405 Clean - 225 #classof2027 #runningback #weightroom
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A1 Performance retweeted
Tanner Koerner
@TannerKoerner
Feb 6
Junior season 2025✅ -911 all purpose yards (unofficial) -18 returns | 508 yds (unofficial) -73 carries | 370 yds | 4tds -4 rec | 33 yards -5-5A district | 2nd team RB -5-5A district | Kick Returner HM -Livingston Perish | 2nd team RB @BrettBeard92 @CoachJoe_Ryan @CoachRFournier @CoachBryanBerry @RecruitLouisian @247recruiting
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Brenton Paul
@BrentonPaul27
Mar 5
After a great conversation with Coach @KobeM_17 I am blessed to receive an offer from Northwestern Oklahoma State University! #AGTG @NWOSU @nwosufootball @FBCoach_P @BrettBeard92 @CoachRFournier @CoachBryanBerry @CoachJoe_Ryan @denhamspringsFB @JohnEadsWAFB @A1Performance1 @jkleesportz @JacksnReyes @RecruitLouisian
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A1 Performance retweeted
Brenton Paul
@BrentonPaul27
Mar 5
After a great conversation with Coach @KobeM_17 I am blessed to receive an offer from Northwestern Oklahoma State University! #AGTG @NWOSU @nwosufootball @FBCoach_P @BrettBeard92 @CoachRFournier @CoachBryanBerry @CoachJoe_Ryan @denhamspringsFB @JohnEadsWAFB @A1Performance1 @jkleesportz @JacksnReyes @RecruitLouisian
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A1 Performance retweeted
Matthew Donellan@DonellanMatthew
Mar 2
AVERAGE ATHLETES
avoid criticism. ELITE ATHLETES
CHASE IT. #hammersonly
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#hammersonly
Matthew Donellan@DonellanMatthew
Mar 2
BRYCE CAGE Defensive Lineman | Grambling State University 📍 Baton Rouge, LA 📏 6’5” | 269 lbs 🎓 Senior 🎖 HBCU Legacy Bowl Participant
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A1 Performance retweeted
Matthew Donellan@DonellanMatthew
Mar 2
BRYCE CAGE Defensive Lineman | Grambling State University 📍 Baton Rouge, LA 📏 6’5” | 269 lbs 🎓 Senior 🎖 HBCU Legacy Bowl Participant
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Brenton Paul
@BrentonPaul27
Feb 1
Ran a 6.77 in 55 meter sprint today. placed 7 out of 50! #speed @DSHSTracknField @denhamspringsFB @CoachJoe_Ryan @BrettBeard92 @CoachRFournier @CoachReeves9
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A1 Performance retweeted
Brenton Paul
@BrentonPaul27
22 Dec 2025
First Team All District✅ First Team All Parish✅ ALL STATE!!!✅ #AGTG @denhamspringsFB @BrettBeard92 @CoachJoe_Ryan @CoachRFournier @CoachBryanBerry @JeritRoser @RecruitLouisian @GenLouisiana
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hammersonly
Alex Curvin Jr@CurvinAlexT
17 Dec 2025
Blessed to receive my first offer @artichokenation @MaricopaMustang
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Brenton Paul
@BrentonPaul27
16 Dec 2025
After a great talk with @CoachRamsey319 I am blessed to receive an offer from Ave Maria University! @avemariauniv @avemaria @GyreneFootball @Gyrenes @JoePattersonAMU @JarvisMcgarrah @denhamspringsFB @CoachJoe_Ryan @CoachJoe_Ryan @CoachBryanBerry @BrettBeard92 @JeritRoser
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A1 Performance retweeted
Matthew Donellan@DonellanMatthew
3 Dec 2025
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🔨
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Brenton Paul
@BrentonPaul27
23 Nov 2025
Blessed to receive an offer from Huntington College!#AGTG @huntington @ChaelPridgen @CoachSpurlock03 @denhamspringsFB @BrettBeard92 @CoachJoe_Ryan @CoachBryanBerry. @GenLouisiana @denhamathletics @A1Performance1
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A1 Performance retweeted
Brenton Paul
@BrentonPaul27
23 Nov 2025
Blessed to receive an offer from Huntington College!#AGTG @huntington @ChaelPridgen @CoachSpurlock03 @denhamspringsFB @BrettBeard92 @CoachJoe_Ryan @CoachBryanBerry. @GenLouisiana @denhamathletics @A1Performance1
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