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pre-workout

What does pre-workout mean?

A supplement, usually caffeinated, taken before a workout to boost energy, focus and pump.

"That pre-workout had me tingling before I even touched a weight."

Origin

Supplement-industry term now everyday gym vocabulary.

Frequently asked questions

What is pre-workout?
Pre-workout is a supplement, usually containing caffeine and other ingredients, taken before training to boost energy, focus, and muscle pump.
Why does pre-workout make you tingle?
The tingling is usually from beta-alanine, a common ingredient that causes a harmless skin sensation called paresthesia.
Is pre-workout bad for you?
For most healthy adults it's fine in moderation, but it's often high in caffeine, so overuse or late-day use can affect sleep and heart rate.
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Slang definitions: FreeDict original editorial.