More lift from your coffee

When you don’t get enough sleep, gulping on extra large latte the next morning is not the smartest way to stay awake. Caffeine levels by in your brain will rise in the A.M . then fall by the afternoon – when you urge to snooze is stronger , say researches from Harvard Medical School. Instead , sip smaller doses of caffeinated clearages throughout the day – a quarter cup every hour. This
Strategy helped sleep – deprived research subjects stay more alert and so better
On mental tasks.