DULUTH — Imagine floating weightlessly in an orb of ambient starlight for an hour. With a healthy dose of skepticism, I accepted an offer to give floating a try.

Shamelessly jumping on the bandwagon of trending wellness practices over the years in an attempt to curb cortisol levels, I figured floating would evoke relaxation akin to a massage, hot yoga, meditation or acupuncture.

Floating in the Dead Sea is a top-10 bucket list item of mine, but given the travel distance, this seemed a reasonable alternative, a bit closer to home.

Northern Waters Float Center opened on June 20, offering 30- 60- and 90-minute sessions in two fiberglass Revolution orbs filled with enough salt water to make anyone buoyant.

Actually, there’s 1,200 pounds of Epsom salts in each orb, equating to more salt th

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