Caffeine can make bowel movements more regular, which can make diarrhoea more likely, which is a major symptom of irritable bowel syndrome.
When people with glaucoma drink coffee, the pressure inside their eyes kept going up.
We all know not to drink too much coffee before a lengthy travel, especially if restroom stops are scarce. Caffeine increases urine frequency and urgency.
Caffeine in coffee may raise blood pressure and heart rate temporarily, so drink with caution.
Limiting caffeine intake to 200 mg per day is advised for pregnant women by the American College of Obstetricians and Gynecologists.
Caffeine's stimulating and diuretic effects raise concerns for the health of a nursing mother.
It's natural to want a cup of coffee to perk you up after a sleepless night, but doing so may actually be contributing to your sleep problems and fatigue.
If you have diarrhoea, you shouldn't drink coffee to "get your bowels going."
Regular consumption of large amounts of coffee was correlated with an increase in the frequency of seizures.
Caffeine can make any of us a little jumpy, but at lower doses, it can have more noticeable and even dangerous effects on kids.