#39: Why 90 Minutes is the Perfect Float

Altered States Unplugged · Oct 15, 2026 · 35m

Ninety minutes? What am I supposed to do in there for ninety minutes?

We hear this all the time. So in this episode, JoJo and Kyle dig into the question we get more than almost any other: why do we book floats at ninety minutes, and do you actually need that long?

Here's the thing. There's no magic switch that flips at minute ninety. But a lot of the modern float research uses ninety-minute sessions, and what researchers have measured is pretty fascinating. In one study, many physiological changes showed up within roughly the first 15 minutes and kept going through the session. In another…