If you're like most adults, caffeine is part of your everyday routine. Millions of people consume this stimulant daily in forms like coffee or tea. They need it to wake them up and keep them alert and going.
Normally, it doesn't pose any health issues. But are you in a situation where you need to curb your habit?
Up to 400 milligrams (mg) of caffeine a day appears to be safe for most adults, according to the Mayo Clinic . How…