The gap nobody mentions
It probably isn't stress.
It's a mineral
Magnesium runs the enzymes behind sleep, muscle relaxation and the nervous system. Most American women don't eat enough and almost nobody gets tested, because standard bloodwork doesn't check.
% of US women consume less magnesium than the estimated average requirement.
% of women 51–70 fall short when sleep and bone density start to slip.
% routine blood panels that check your magnesium status.
Sources: NHANES 2017 March 2020 via Linus Pauling Institute; NIH ODS magnesium fact sheet. Serum magnesium is not measured in routine electrolyte panels.