At a passing glance, you might think the Ammortal Chamber was a set piece made for the Dune cinematic universe. The brutalist look of its two halves, which are bisected by a lightning bolt-shaped sheet of acrylic that glows red when activated, has the air of a concrete relic from the distant future. But the growing class of champions for this machine—which combines photobiomodulation, pulsed electromagnetic frequency, molecular hydrogen, guided meditation, and vibroacoustic therapies into a single treatment—claims it has myriad real-life benefits. “Very quickly, I started regrowing hair,” says Jonathan Krieger, cofounder of Padel United Sports Club, a high-end racquet facility in Cresskill, N.J., that houses the only Ammortal Chamber near New York City, of his experience using it. He credits the red-light component of his three or four weekly sessions with improving the appearance of his skin, too. The other benefits he’s seen are even more impressive. “Inflammation? Down 70 percent,” he estimates. “My sleeping,..
