Underlying Strength

85 Makefield Rd, Yardley, PA 19067 · HYROX gym

Book a drop-in

No online booking. Call to book in.

Call +12159187180

Phone

+12159187180

Website

underlyingstrength.com

Instagram

@underlyingstrength

Before you go

What does it cost?

Not published online. Dropped in recently? Tell us what you paid.

What are the visitor rules?

Free class pass only.

Checked Oct 30, 2026. Prices change, so confirm with the gym before you go.

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