Peer-reviewed research on the cognitive skills and recovery practices that shape sustainable work: what holds up, what is still emerging, and where the hype runs ahead of the evidence.
2 briefs · newest research first
A short period of quiet wakeful rest after learning improved later memory, with a smaller effect still present after seven days.
Caveat. The studies test controlled memory tasks; they do not prove that any break after any meeting will consolidate knowledge.
Sleeping 3–6.5 hours, rather than a normal night, reliably weakens new memory formation—even when the loss is short of an all-nighter.
Caveat. This estimates a group-level memory cost; it does not identify a safe personal sleep minimum.
New briefs, honest revisions, and the occasional finding that makes a popular performance claim less certain.