Note on HRV: What It Means for Your Healthspan

HRV is one of the best ways to understand how well you're aging — and recovering. Here’s what it means, how to improve it, and how I’m thinking about it long-term.

Hi, I’m Shantanu. I’m building Xandro Lab, a science-first health brand focused on performance, recovery, and longevity — built in Singapore and expanding globally.

Two years ago, I didn’t know what H…