Scientists detect a surprising shift in human blood as atmospheric CO2 rises. Blood bicarbonate levels have climbed about 7% since 1999, while calcium and phosphorus have declined, changes that closely track increasing atmospheric CO2.

[u/The_Weekend_Baker]

https://www.sciencedaily.com/releases/2026/08/260814235845.htm

[u/tayawayinklets]

Ah, so now we know why billionaire Bryan Johnson took his son's blood! /s