Exciting stuff. What does data look like in people that aren’t obese?
"Participants were obese or overweight and had cardiovascular disease but not diabetes."
Stay fit and be active.
Another tip is to stay out of the sun.
[1] https://www.webmd.com/a-to-z-guides/ss/slideshow-sunlight-he...
There don't seem to be any huge, long-term studies, but here is a review of what's available as of a few years ago: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7468870/
> In general, scientists think 5 to 15 minutes -- up to 30 if you’re dark-skinned -- is about right to get the most out of it without causing any health problems.
Losing that muscle mass is normal
To me, it seems almost entirely explained by culture.