How does caffeine affect blood pressure? Caffeine may cause a brief rise in your blood pressure, even if you don't have high blood pressure. This short-term spike in blood pressure happens mainly in people who don't drink caffeine often, rather than in those who do.
Still, the blood pressure response to caffeine differs from person to person. But in some people, these types of drinks cause dehydration and problems falling asleep. They also can cause a person to feel nervous and tense. Most of these issues seem to be from the caffeine in the energy drinks.
does caffeine cause dehydration, Because of the caffeine, children or teens should not drink energy drinks, according to the American Academy of Pediatrics. Coffee has long been blamed for dehydration, but that idea is mostly a myth. Caffeine can make you pee more, raising the risk of dehydration, but regular drinkers quickly build a tolerance. To be safe ... This can lead to dehydration.
does caffeine cause dehydration, Weather and activities that cause sweating. Sweating causes fluid loss. Replacing fluids during hard activity is needed to keep from dehydrating. Hot, humid weather increases the amount of sweat and fluid lost. Medicines. Certain medicines cause more urination, which can lead to dehydration.
Teens and young adults need to know about too much caffeine and mixing caffeine with alcohol and other drugs. People who are pregnant or trying to become pregnant and those who breastfeed should talk with their healthcare professionals about limiting caffeine. Even among adults, heavy caffeine use can cause bad side effects. But the evidence isn't conclusive.
