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Negative vs Positive: Which Actually Matters Most For Gains?

Jeff Nippard

Which matters more for muscle growth: the positive, where you lift the weight up, or the negative, where you lower the weight back down? For years, most lifters assumed that the negative was more important because that’s when the muscle is lengthening. And you’ve probably heard science-based lifters say that it’s really important to “control the negative.” But what does the latest science say about negatives and muscle growth? Does the negative actually cause more growth than the positive? Well, a brand new meta-analysis of 26 studies and over 600 subjects (da Silva et al, 2025) compared muscl

Peptides Are Insane

Download MacroFactor 2 weeks free: https://bit.ly/jeffmacrofactor (use code JEFF) I have two things that will help you crush your fitness goals: 1. My Free Training Program Quiz: https://jeffnippard.c

I Ranked 10 Foods: Highest To Lowest Calories

Showing the number of calories in 1 cup of different foods! This is why food choices can make a big difference in your results! Try my smart nutrition app MacroFactor 2 weeks free using code JEFF when

My Typical Day At 9% Body Fat (ALL MEALS SHOWN)

I cut from 20.6% to 9.0% body fat, and this is what a typical day looked like to make the diet as easy as possible. I wake up at 7am: 5 minutes of sunlight, coffee, and start work. At 10am, I have my

How Ripped Can I Get My Brother In 100 Days?

Get the Min-Max training programs here: Phase 1: https://jeffnippard.com/products/the-min-max-program Phase 2: https://jeffnippard.com/products/min-max-program-phase-2 Together, that's more than 5 mon

The Best Fitness Book From Every Decade (1900-2026)

1800s - Eugen Sandow Strength and How to Obtain It (1897). Arguably the most influential fitness book ever, it kick started the modern fascination with muscular development and physical culture. 1920s

The Best & Worst Recovery Methods (Ranked)

Recovery Tier List! Two are in S tier, one is in F tier. Cold plunges. They can reduce soreness, but most studies show they actually blunt muscle growth. And hot water is probably better post-workout.

How I Cured My Body Dysmorphia

Like most people in fitness, I’ve struggled with body dysmorphia. For a long time, every time I looked in the mirror, I felt like I was both fat and small at the same time, even when I was actually in

I Ranked Weird Gym Exercises (One Is S-Tier!)

Rare and unconventional exercises tier list! These are weird, and only one is S tier! Behind the neck press - D tier It can put strain on your shoulder joint and I’d just press to the front. D tier. J