![]() ![]() Combine buoyancy with a dark room retreat, and voilà! You get a sensory deprivation tank. If not, the basics of the mechanism are this: the more salt content in a body of water, the heavier an object must be to sink. If you’ve taken a scuba diving course or you’ve been to the salt pools in the Siwa Oasis in Egypt, you may be familiar with the influence of salt on buoyancy. How Does a Sensory Deprivation Tank Work? According to Data Bridge Market Research, isolation tanks are projected to surge again and even see a compound annual growth rate (CAGR) of 4.8%. And, for now, the forecast is toward growth. Today, the float tank industry is booming, with multiple float centers in almost every big city. Curiously, since the 1980s, the tanks have had a volatile life cycle, surging and dropping in popularity with each generation. Then, in 1979, Samadhi Tank opened the first US-based floatation center in Beverly Hills. Sensory deprivation tanks first became accessible in Europe in the 1970s. Though, this research took place over the same time as his widely criticized research with bottlenose dolphins. The sci-fi film Altered States further popularized the tanks by showing an adaptation of Lilly’s research. Lilly also experimented on himself, floating under the influence of self-administered hallucinogens like LSD and other drugs. He studied float volunteers by reviewing their recollections. Over the next two decades, Lilly investigated the effects of sensory deprivation on the human body and mind. Curious about the question, John Lilly invented the isolation tank as a way to research, explore, and hopefully find some answers. His goal was to understand the effects of sensory deprivation on the brain.Īt the time, scientists at the National Institute of Mental Health wondered what happened to the brain in the absence of stimulation. He was a pioneering neuroscientist, researcher, author, and psychonaut with many passions. The sensory deprivation tank was invented in 1954 by John C. In this setting, one can enter a state of deep relaxation. There’s no sensory stimulation whatsoever inside these tanks, and the sense of gravity falls away and leaves users feeling weightless. The water blends seamlessly with your body due to the carefully matched temperature of the water to your body. You can’t hear anything, see anything, or feel anything. The water is skin temperature (about 94 ☏), and the air in the room is also kept warm. Users float in the tank in water that’s saturated with medical-grade Epsom salt. ![]() Inside the tank, with the lid closed, no sound or light can enter. What Is a Sensory Deprivation Tank?Ī sensory deprivation tank, also known as an isolation tank or a float tank, is an enclosed, shallow pool of salt water. This article covers a brief history of sensory deprivation tanks and serves as a guide for those curious to explore their benefits. It eliminates the physical effort while providing the benefits of turning inward for self-reflection and insight. So, if sitting to meditate cross-legged, closed-eyed seems like a mission impossible, the sensory deprivation tank could be your new meditation BFF. ![]() Those seeking a substance-free relaxation experience might find the sensory deprivation tank is like a spa but better! And for psychonauts, sensory deprivation tanks can provide a psychedelic experience in a sober context. While sensory deprivation is a unique experience for us sensory beings, the benefits of this therapy ripple into day-to-day life, even after the sensation ends. Sensory deprivation tanks have been around since the 1950s, and researchers have found float therapy has a range of benefits, from clearing the mind to rejuvenating the body to enlivening the soul. We want to have borderline-psychedelic experiences without the drugs. ![]() We want to soak in a tub and let our worries wash away. We want tools that offer real therapeutic benefits for mind, body, and spirit. That demand is coming with a plot twist: forget the pills from big pharma Enter stage left eclectic technologies and modern alternative medicine. As a result, there’s a huge demand for mental health support these days. ![]()
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