
Palm Cooling
You cannot destroy heat. You can only move it.
Energy is never destroyed, only moved. The engineering principle behind every system that produces work, and the body that performs under...

JOURNAL
Notes on heat, recovery, palm cooling, and the moment between efforts. Long-form context for what we are building and the science behind it.

Palm Cooling
Energy is never destroyed, only moved. The engineering principle behind every system that produces work, and the body that performs under...

Signal
When Jannik Sinner went out at Roland Garros, he did not lose because his shots got worse. He lost because his body started doing exactly...

Rest & Recovery
The brain throttles motor output as core temperature rises. A 2001 study showed athletes stop at the same core temperature regardless of ...

Heat & Performance
Exertional heat stroke is one of the leading preventable causes of death in athletes. As training intensity rises, heat management become...

Signal
As interest around Physical 100: Sweden continues to grow ahead of the Netflix release, several athletes from KYLA’s early testing commun...

Rest & Recovery
Most athletes treat rest between sets as passive waiting. Learn why intentional recovery, thermal management, and strategic rest can help...

Heat & Performance
Most athletes think performance loss is only muscular fatigue. In reality, heat accumulation and incomplete recovery begin shaping output...

Rest & Recovery
Effective rest between sets is not just about time. Learn how rest duration, thermal management, and recovery strategies influence output...

Palm Cooling
Does palm cooling actually improve performance? Learn when cooling between sets supports better output, recovery, and reduced thermal fat...

Palm Cooling
Compare palm cooling with ice baths, compression, and active recovery to understand which recovery methods work best between efforts.

Heat & Performance
Learn why performance drops between sets during training, how heat accumulation affects output, and why thermal fatigue can reduce perfor...

Palm Cooling
Palm cooling is a heat regulation method used between sets to reduce heat buildup, support recovery between efforts, and maintain more co...