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Today’s Health Upgrade

• Arnold’s Corner: Monday momentum 

• The problem with running shoes in the weight room

• The 3 things successful diets have in common

• Workout of the week

Arnold’s Corner
Monday Momentum: Empty Promises

You’ve seen the promises. Thirty days to a new body. Twenty-one days to a new habit. Six weeks to the best shape of your life. 

The influencers love these numbers because they sell. The problem is they’re not true, and every time someone believes them and then doesn’t transform on schedule, they conclude they failed.

They didn’t fail. They were lied to about the timeline.

Here’s what’s real. For more than fifty years, I’ve been running around promoting fitness, and I’ve always had good instincts for it. I knew we couldn’t call it bodybuilding or weightlifting to reach the masses — we had to call it progressive resistance training.

My fitness crusade is my masterpiece, and it’s never finished.

But in all these years, I’ve never had what I have now because of the Pump Club app: actual data on where people stick, where they fall off, and what keeps them going. 

The numbers tell a different story than the influencers, and it’s a better one.

The hardest part isn’t month three. It’s day one. This week, Ketch dug into our numbers and found that the single biggest sticking point is the very first workout. The second biggest is the first phase (the first month or so).

That’s where people quit. Not because they’re weak, but because that’s the stretch before anything feels automatic, before the progress is visible, before the habit has roots. The influencers told them it would click in 21 days.

The real research on habit formation says the average is closer to 66 days, and for some things, it runs longer.

So right around the time you were promised a transformation, you’re actually still in the hardest part. And you’re walking away thinking it’s you.

It isn’t you. It’s the timeline.

Now here’s the part that should change how you think about this. Once someone gets through that first phase — about 30 days, which is only twelve workouts in most of our plans — something flips.

Think about that, we’ve analyzed millions of workouts in the Pump Club app, and people who do 12 workouts are three times more likely to finish their program than to quit.

Twelve workouts. That’s the whole difference between the person who disappears and the person who’s still training a year later.

Think about how small that is. Not twelve weeks. Not a body transformation. Twelve sessions. That’s the toll booth. Pay it, and the road opens up.

One member turning 73 is proof of it. He started with wall pushups and chair squats; that was workout one.

Four months later, he was adding weight in five-pound jumps.

Now, flash forward, and he’s deadlifting 315 pounds. Every doctor he sees tells him not to stop lifting.

He didn’t get there by staring at 315. He got there by surviving the wall push-up and showing up for the next one, and the next, until showing up stopped being a decision.

That’s the thing the influencers will never sell you, because it doesn’t fit on a graphic: momentum, not motivation.

Motivation gets you to buy a program. It will not get you to workout twelve, and it might not even get you to workout one.

Nothing feels good enough yet, nothing looks different yet, and motivation runs out fast. Momentum is what you build by stacking the workouts whether you feel like it or not, until the habit carries you instead of you carrying it.

No influencer wants to sell you the truth because most people won’t buy it: changing habits is hard. 

There is a stretch where you are going to drag yourself to do your workouts. You have to force yourself even though you don’t see any changes in the mirror.

30 Day Abs sells a lot better than 30 Days of Dragging Yourself When Your Whole Body Wants to Quit.

So, if you’ve got your “workout 1” sitting there waiting, this is the math you need: you are not signing up for a transformation today.

You are signing up to clear twelve workouts.

That’s the hard part. That’s the whole hard part. Get through it and the data is on your side.

There’s no reason to feel shame about being stuck at the start. You are not alone.

The people you admire just kept showing up through the part where it didn’t feel like anything was happening. 

Do workout one today.
Then do the next one.
12 workouts. 3 a week. 

Mark them off as you go.

If you need help, that’s why the app exists. To support you. To guide you. To keep you accountable. And to give you programs — not random workouts — that are proven to deliver when you show up. That’s why people stick with the program after 12 workouts. That’s all it takes to see the difference between a program and choose your own adventure training.

Give yourself a chance to build momentum and become the kind of person who finishes what they start.

Together with NOBULL 
The Case Against Running Shoes in the Weight Room

Most people train in the wrong shoes. Running shoes. Crossovers. Stylish sneakers that look good but collapse under pressure.

A thick, cushioned heel might be great for your morning jog, but it’s a disaster for your deadlift. When you’re resistance training, stability is the name of the game.

Training shoes are a different breed. They need to be flat, stable, and built like armor for your feet. When you’re squatting, lunging, or pushing serious weight, a compressible sole or unstable heel is the fastest way to leak power — or get hurt.

After two years of testing nearly every gym shoe on the market, we found the one that does the job right: The Outwork by NOBULL.

The Outwork is designed to work, not just look the part. The shoe has a stable sole, so your foot is closer to the ground, keeping you rooted under load. It features a wide toe box, allowing your toes to spread and support balance, just as nature intended.

Our favorite part: A circular tread outsole that locks in your footing during any lift or lateral move.

And, because life is messy, the shoe’s breathable construction stands up to whatever you throw at it. NOBULL isn’t about flash. It’s about function. It’s made for people who show up, put in the reps, and outwork yesterday.

If you train hard, this shoe works just as hard. Right now, as an APC reader, you can get 35% OFF your first pair of NOBULL Outwork shoes when you use the code ARNOLDPC35OFF.

Made to work and built to last. Let your footwear be one of the tiny choices that help you achieve bigger results. 

Start Your Week Right
The Simple Formula That Keeps Showing Up in Every Successful Diet

Every year, the bestselling diet book has a different answer. Low carb. High fat. Cut out sugar. Time your meals. The advice shifts, the vocabulary changes, and the underlying message stays the same: it's complicated.

It's not, though. Don’t confuse complication with the reality of small changes that can feel hard because they are different or new.

When researchers actually examine what separates people who successfully manage their weight from those who don't, a short list of variables keeps appearing across programs that look nothing alike.

The research keeps pointing to the same three things that work, regardless of the foods you prefer: more protein, more fiber, and honest awareness of total calories.

An umbrella review analyzed 33 studies (29 of which were based on randomized controlled trials) and found that higher protein intake consistently reduces body weight and fat mass. 

The critical nuance is that the effect is most reliable when paired with a modest calorie deficit. 

Protein alone, without attention to overall intake, produced limited independent effects on body weight. That distinction matters. Protein is one leg of the formula, not the whole thing.

Fiber is the piece most people underestimate. 

A separate systematic review of 27 randomized controlled trials found that adding soluble fiber supplementation for at least 12 weeks led to meaningful reductions in body weight, BMI, waist circumference, and fasting insulin in overweight and obese adults. 

Fiber is effective because it works across multiple systems at once: slowing digestion, stabilizing blood sugar, and feeding the gut. Most people are getting far less of it than they think.

A university research team recently built an entire weight management program around just these three variables. Among participants who successfully implemented dietary changes within the first 90 days, results tended to persist through 12 months. Those who didn't make early progress rarely caught up. 

The practical version doesn't require changes that are complicated or overwhelming. 

Step 1: Eat protein at each meal.

Step 2: Find ways to sneak in more fiber through food (Greens, grains, berries, lentils, even popcorn) or a supplement. (We formulated a fiber supplement, including three sources of fiber that research suggests improve gut health)

Step 3: Be honest about total intake — no obsession required. 

Those are all additions. Not restrictions. If you want to start somewhere this week, track your protein and fiber for three days. Most people are genuinely surprised by what they discover, and then you’ll have a better idea of the foods you need to add to upgrade.

Fitness 
Workout Of The Week 

Arnold told us to share the Foundation Workout again this week. 

Why?

Because, as he mentioned in this column, Arnold knows the importance of doing the first workout and building from there. 

But more importantly, most people think “Foundation” means beginner. But building a Foundation means generating momentum that lasts. 

Every Foundation in The Pump Club app is customized to your level of experience. So if you’re a beginner, the Foundation helps you build the habits and strength to reach the next level. 

If you’re advanced, the Foundation trains you to push the intensity at an Arnold-like level. That means learning how to apply the “first-set mindset” and packing on strength and muscle at an accelerated rate by understanding how to balance fatigue without the junk reps that slow recovery and prevent you from getting stronger each workout. 

How to do it

This is a bodyweight program for intermediate lifters. So if you can’t yet do pull-ups, for example, you would be given alternatives and adjustments that suit your ability. 

The workout consists of supersets, meaning you’ll do each pair of exercises back-to-back. Do the first exercise, rest as little as possible, and then jump to the next exercise. Then rest for 2 minutes and repeat. Once you complete all sets listed, move to the next exercise pair and repeat the process. 

1A. Bodyweight good morning: 3 x 15, 12, 10 reps
1B. Bodyweight squat: 3 x 20, 15, 12 reps

2A. Bodyweight lunge: 3 x 15, 12, 10 reps/leg
2B: Pullup: 3 x 10, 10, 10 reps

3A. Pushups: 3 x 20, 20, AMAP (as many reps as possible)
3B. Rear-foot elevated split squat: 3 x 12,10, 10

4A. Single-leg standing calf raise: 3 x 20, 15, 12
4B. Bent-leg situp: 3 x 12, 10, 10

Give it a try, and let us know how it goes!

The Positive Corner of The Internet
About Arnold’s Pump Club Editorial Standards

We do things a bit differently here, starting with transparency.

1. The Content: All APC emails are researched, written, and fact-checked by the APC editors (see bottom of the email), with written contributions from Arnold (noted with “Arnold’s Corner”). Links take you to original studies (not second-hand sources).

2. Does AI play a role? Not for the primary content, but it is used in two ways. The main items are original content written by the APC team. The summaries at the end are AI-generated based on the human-written content above. We also use an AI tool to review our interpretations of the research and ensure scientific accuracy. We don’t assume AI is right, but we use technology to hold ourselves accountable.

3. Yes, we have partners (all clearly noted by “Together With”). Why? Because it allows us to keep the APC emails free. We first test products, and then reach out to potential partners who offer ways to help you improve every day. The bar is set high, and to date, we have turned down millions in ad deals. (Example: we will not partner with any non-certified supplements or those without evidence in human trials). If we won’t buy the product, we won’t recommend it to you. And if there’s no evidence it works, then there’s no place for it here.

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Publisher: Arnold Schwarzenegger​

Editors-in-chief: Adam Bornstein and Daniel Ketchell