
Record 012 · Heat · 1961
67%61.12.H
Contrast Therapy
Hydrotherapy practice
“Alternating heat and cold — the protocol most objects in File 004 claim to enable.”
Contrast water therapy in athletic training, and sauna-then-lake in the north, share a method: vasodilation, vasoconstriction, repeat. Hardware is optional; the switch is the protocol.
The hinge protocol between heat and cold catalogs.
- Alternating temperature bouts
- Sauna-plunge pairing
- Contrast water therapy
Hot, then cold, then again.



