Working Memory - GoKawiil

Sleep researchers say your first waking minutes shape brain focus all day

According to an Entrepreneur op-ed, the brief period of 'sleep inertia' right after waking is when short-term memory is emptiest and the brain is most receptive to setting its focus for the day. The piece argues that grabbing your phone to scroll social media during this window floods the brain with distraction and negativity, harming mood and attention for hours afterward.

entrepreneur.com · 2026-09-08

Singapore study links early childhood screen time to lower academic scores at age 9

A birth-cohort study tracking 502 Singaporean children from age 1 to 8 found that higher screen viewing time, especially at age 1, 1.5 and 6 years, was linked to weaker academic performance at age 9 and poorer working memory at 10.5, even after adjusting for other factors. Cumulative screen exposure across childhood also predicted lower academic performance, though not working memory.

link.springer.com · 2026-08-25