Smooth AF — Friction Prescription
// Field Dispatches · 3 Posts

Smooth
AF.

Field notes, protocols, and dispatches from the underground. Built for athletes who run long, ride hard, and refuse to stop because of friction.

3
Field Reports
RX
Friction Prescription
// Featured Field Report
Callie Lance smiling with her finisher medal after her first 100-miler at Chief Ladiga100 mile
100 mileMay 03, 2026

Worthy. Callie's First 100

FRXN // Smooth AF // 1.4 Worthy. Callie Lance, the Chief LaDiga 100, and the friction that actually matters. Subject: Dr. Callie Lance  //  Race: Chief LaDiga 100  //  Status: ...

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// All Field Reports
FRXN field guide slide: 100 miles, one application, no reapplication
100 mileApr 13, 2026

The Best Anti-Chafe Balm for Ultramarathons

Most anti-chafe products were designed for marathons. They fail at mile 40. This is the honest breakdown — what works...

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FRXN graphic reading: This isn't a lubrication problem
anti-frictionApr 08, 2026

FRXN // THE HONEST GUIDE TO CHAFING

Chafing is one of the most common — and most preventable — issues endurance athletes face. Here's the no-BS breakdown...

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Friction Prescription
Knoxville, TN · frictionprescription.com