3 ms·
AFAIK studies on caffeine effects can be “polluted” by the fact that many humans (e.g. ~32% of europeans) have a variation on the CYP1A2 enzyme expression which
by throw-qqqqq 2y ago
AFAIK studies on caffeine effects can be “polluted” by the fact that many humans (e.g. ~32% of europeans) have a variation on the CYP1A2 enzyme expression which makes them metabolize caffeine much slower (about 1/4th the speed) than the rest (allele C vs AA carriers).
So the reason for lying awake at night can also be affected by your genetics I guess?