How Much Muscle Did I Gain In 365 Days? (Scientific Experiment)

Jeff Nippard May 4, 2025
Video Thumbnail
Jeff Nippard Logo

Jeff Nippard

View Channel

About

Hello everyone! I'm a Canadian natural bodybuilder and powerlifter with a BSc in biochemistry and a passion for science. I've been training for almost 20 years. I hope you enjoy my videos! Get my new hard-copy book: https://jeffnippard.com/themuscleladder Pick up one of my training programs for beginner, intermediate and advanced trainees here: ▹ https://jeffnippard.com MacroFactor Nutrition App ‣ https://bit.ly/jeffmacrofactor ‣ Code JEFF for a 14 day FREE trial!

Video Description

Get my new Bodybuilding Transformation System https://jeffnippard.com/products/the-bodybuilding-transformation-system Code: TRANSFORM (25% off) Download MacroFactor 2 weeks free using code JEFF: https://bit.ly/jeffmacrofactor ------------------------------- References: Proximity to Failure https://pubmed.ncbi.nlm.nih.gov/38970765/ Sleep and Mortality https://academic.oup.com/sleep/article/47/1/zsad253/7280269 ------------------------------- Written & Directed by Jeff Nippard & Stephanie Buttermore Filmed by Matt Dziadecki, Dal Shoots, Jeff Nippard & Cam Cline Edited by Rickie Ho, Sam Ding & Jeff Nippard Graphics by Rickie Ho, Sam Ding & Jeff Nippard Music Arranged by Jeff Nippard & Sam Ding Music sourced from Epidemic Sound Research Assistance by Max Edsey Experiment Design by Jeff Nippard, Alysha D'Souza, Derrick Van Every and Stu Phillips ------------------------------- About me: I'm a Canadian natural pro bodybuilder and internationally-qualified powerlifter with a BSc in biochemistry/chemistry and a passion for science. I've been training for 15 years drug-free. I'm 5'5 and fluctuate between 160 lbs (lean) and 180 lbs (bulked). ------------------------------- Disclaimers: Jeff Nippard is not a doctor or a medical professional. Always consult a physician before starting any exercise program. Use of this information is strictly at your own risk. Jeff Nippard will not assume any liability for direct or indirect losses or damages that may result from the use of information contained in this video including but not limited to economic loss, injury, illness or death.

You May Also Like

Transform Your Workout Now

AI-recommended products based on this video

Loading...
Levi Strauss Signature Gold Women's Totally Shaping High Rise Skinny Jeans (Standard and Plus)

Levi Strauss Signature Gold Women's Totally Shaping High Rise Skinny Jeans (Standard and Plus)

(7,585)
$18.59
Loading...
-2 Pack- 28 oz Protein Shaker Bottles for Protein Mixes - 2x Wire Whisk | Leak Proof Shaker Cups for Protein Shakes | Protein Shaker Bottle Pack (Black/Transparent)
Best Seller

-2 Pack- 28 oz Protein Shaker Bottles for Protein Mixes - 2x Wire Whisk | Leak Proof Shaker Cups for Protein Shakes | Protein Shaker Bottle Pack (Black/Transparent)

(8,387)
$9.99
FREE delivery Tue, Aug 26 on $35 of items shipped by Amazon
40K+ bought in past month
Loading...
CAHAYA Portable Sheet Music Stand: Dual Use Desktop Book Holder Folding Lightweight Extra Stable Reinforced with Carrying Bag and Clip for Students Musicians Height Adjustable up to 54.3" CMS0204
Best Seller

CAHAYA Portable Sheet Music Stand: Dual Use Desktop Book Holder Folding Lightweight Extra Stable Reinforced with Carrying Bag and Clip for Students Musicians Height Adjustable up to 54.3" CMS0204

(13,595)
$14.99$14.84
FREE delivery Thu, Sep 4 on $35 of items shipped by Amazon
5K+ bought in past month
Loading...
Jack Link’s DUOs Gift Box – Includes Beef Jerky, Chicken & Tender Bites, & Sticks, Great Protein Gifts for Dad, Men or Meat Lovers, Ideal for Holidays & More – 11-Piece Beast Snack Variety Pack

Jack Link’s DUOs Gift Box – Includes Beef Jerky, Chicken & Tender Bites, & Sticks, Great Protein Gifts for Dad, Men or Meat Lovers, Ideal for Holidays & More – 11-Piece Beast Snack Variety Pack

(1,834)
$33.21
FREE delivery Thu, Jul 3 on $35 of items shipped by Amazon
40K+ bought in past month
Loading...
Smart Watch for Men/Women, 1.95" AMOLED Fitness Tracker Watches with Bluetooth Calls/Flashlight/100+ Sport Modes Heart Rate/Sleep Monitor Ultra Lightweight Ultrathin Design

Smart Watch for Men/Women, 1.95" AMOLED Fitness Tracker Watches with Bluetooth Calls/Flashlight/100+ Sport Modes Heart Rate/Sleep Monitor Ultra Lightweight Ultrathin Design

(0)
17.99
PrimeFREE delivery Saturday, June 14 on orders shipped by Amazon over $35
Loading...
Smart Watch for Men Women (Answer/Make Call), 1.96" HD Smartwatch Fitness Activity Tracker, 110+ Sports IP68 Waterproof, Heart Rate/Sleep Monitor/Pedometer/Calories, Fitness Watch for Android iOS

Smart Watch for Men Women (Answer/Make Call), 1.96" HD Smartwatch Fitness Activity Tracker, 110+ Sports IP68 Waterproof, Heart Rate/Sleep Monitor/Pedometer/Calories, Fitness Watch for Android iOS

(550)
24.99
PrimeFREE delivery Saturday, June 14 on orders shipped by Amazon over $35
100+ bought in past month
Loading...
Kummel Smart Watch for Girls Boys Teens No App/Phone Required, Fitness Watches for Kids with Heart Rate, Sleep Monitor, Step Counter, Calories Tracker, Pedometer Waterproof Watch, Lightweight

Kummel Smart Watch for Girls Boys Teens No App/Phone Required, Fitness Watches for Kids with Heart Rate, Sleep Monitor, Step Counter, Calories Tracker, Pedometer Waterproof Watch, Lightweight

(124)
29.99
PrimeFREE delivery Saturday, June 14 on orders shipped by Amazon over $35