BroScience.AI

AI · FITNESS MYTH-BUSTING

Half the gym
is wrong.
Find out which half.

Ask any fitness question. We pit the loudest guy in the gym against actual peer-reviewed research.

1,284Myths analysed
47,392Questions asked
68%Debunk rate

Research-backed

Myth Lab

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Debunked

Does cardio kill your gains?

Cardio and muscle growth coexist when programmed correctly. Volume and recovery matter more.

J Strength Cond Res, 2022
Debunked

Is creatine bad for your kidneys?

Decades of research show creatine is safe for healthy people. Your kidneys handle it fine.

ISSN Position Stand, 2021
Partial

Should you eat protein within 30 minutes of training?

The window is a few hours, not 30 minutes. Total daily intake matters most.

Nutrients Journal, 2020
Debunked

Does lifting make women bulky?

Women don't produce enough testosterone to bulk easily. Lifting makes you lean and strong.

Sports Med, 2021
Debunked

Can you spot-reduce belly fat?

Fat loss is systemic. Crunches won't specifically burn belly fat.

ACSM Review, 2020
Partial

Is fasted cardio better for fat loss?

You burn more fat during the session but total daily fat loss evens out. Consistency wins.

J Int Soc Sports Nutr, 2021

Evidence-rated

Supplement picks

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Bro says

“It'll make you bloated and damage your kidneys”

Creatine Monohydrate

Legit

One of the most researched supplements ever. Genuinely works for strength and muscle. Buy plain monohydrate.

Buy on Amazon ↗

Bro says

“You need 3 scoops a day or your gains disappear”

Whey Protein

Legit

Convenient way to hit protein targets. No magic — just food in powder form.

Buy on Amazon ↗

Bro says

“Turns you into a superhuman for 2 hours”

Pre-workout

Partial

Mostly caffeine with expensive packaging. A black coffee does 80% of the job.

Buy on Amazon ↗

Bro says

“Essential for muscle preservation”

BCAAs

Skip

If you eat enough protein you already get all the BCAAs you need. Save your money.