It works by blocking the effects of adenosine, a brain chemical that makes you feel tired. At the same time, it triggers the release of adrenaline, the “fight-or-flight” hormone associated
02
Insomnia
Caffeine’s ability to help people stay awake is one of its most prized qualities.On the other hand, too much caffeine can make it difficult to get enough restorative sleep.
03
Digestive Issues
Coffee’s laxative effect has been attributed to the release of gastrin, a hormone the stomach produces that speeds up activity in the colon. What’s more, decaffeinated coffee
04
Muscle Breakdown
Rhabdomyolysis is a very serious condition in which damaged muscle fibers enter the bloodstream, leading to kidney failure and other problems.
05
Addiction
A detailed review suggests that although caffeine triggers certain brain chemicals similarly to the way cocaine and amphetamines do, it does not cause classic addiction the way these drugs
06
High Blood Pressure
However, it has been shown to raise blood pressure in several studies due to its stimulatory effect on the nervous system
07
Rapid Heart Rate
It may also lead to altered heartbeat rhythm,called atrial fibrillation,which has been reported in young people who consumed energy drinks containing extremely high doses of caffeine
08
Fatigue
Coffee, tea and other caffeinated beverages are known to boost energy levels.However,they can also have the opposite effect by leading to rebound fatigue after the caffeine leaves your system
09
Frequent Urination and Urgency
Increased urination is a common side effect of high caffeine intake due to the compound’s stimulatory effects on the bladder.