3 ms·
Twins should be the ultimate check in whether head size actually means anything (otherwise it could just as easily be nutrition, sleep, or other factors that ge
by svnt 4y ago
Twins should be the ultimate check in whether head size actually means anything (otherwise it could just as easily be nutrition, sleep, or other factors that generally lead to growth).
- Retric 4y agoDepends on how sensitive the studies are. The pool of twins with significantly different brain sizes is presumably limited.
- JumpCrisscross 4y ago> twins should be the ultimate check in whether head size actually means anything (otherwise it could just as easily be nutrition, sleep, or other factors that generally lead to growth) Twins are great for ruling out genetic factors. It may still be the case that neonatal nutrition drives both head size and adult IQ.