https://academic.oup.com/ije/article/53/6/dyae136/7822310
It’s recent, from 16 October. You should also know that studies are effectively primary sources that have gone through fresh pairs of eyes and reviews are the trustworthy ones, though that also doesn’t necessarily means this one must be untrustowrthy; it just means that time hasn’t told whether it holds.
Also, if I’m tired and can’t think in front of the computer, standing up helps about with getting my circulatory system going and getting myself awake and alert again.