Sensory deprivation tank is a session that is referred to as a float treat. It is a saltwater, small but enclosed pool. It is actually warm water, at the same temperature as your body.
This is due to the salt you float. The tank is very dull and silent, it is sound and light proof. This forms a visibly peaceful environment.
Consider it as a rule of resetting your brain and body.... https://healthbloglife.com/2025/07/18/float-treat-explained-what-it-is-how-it-works-and-why-you-need-it/