In this week’s newsletter

✅ The Oura Ring is now a longevity device. ✅ Startup company Cradle gives a big boost to cryopreservation. ✅ Powerful weapons in the war against cancer. ✅ Highlights from Episode #1 of the LEVITY podcast. ✅ The fierce debate on the best way to solve aging. ✅ The Klotho mystery.

The best technology is often the one you don’t think about. The Oura Ring belongs to that category. I am only really reminded of it when I'm at the gym - taking care to protect it from barbells and the like - and when it alerts me that it needs charging.

At its most basic it’s still a device that measures your sleep. But over the years the Finnish company - who also go by the name Oura - has added a ton of other features.

With the latest additions, though, Oura is evolving from a health device to a longevity device. The new features are called Cardiovascular Age (CVA) and Cardio Capacity.

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