In the U.S. alone, 30 million cups of coffee are consumed daily, and it is estimated that
54% of Americans over the age of 18 drink coffee. Caffeine has been called the most
popular drink in the world and perhaps, the most popular drug. All over the world, people
consume caffeine found in drinks and other products, such as coffee, tea, chocolate, and
some soft drinks. Also, large doses may be unsafe and can cause irregular heartbeats and
even death. There are several effects of drinking coffee in excess, including the decreased
bone density, high blood pressure, and physical dependence.
One effect of consuming caffeine is physical dependence, which indicates that coffee
contains an addictive. Usually, caffeine is used among athletes because it can improve
mental alertness and enhance performance; however, most of the time, it is considered
doping because there are some other reactions along with it which could be unsafe, such as
the overproduction of stomach acid. Even though caffeine does not threaten your social or
economic health the way addictive drugs do, it is a stimulant for the brain, and regular use
of caffeine can cause dependence. Also, as a stimulant, caffeine can cause insomnia, poor
sleep hygiene, anxiety, and later results in a lack of energy, fatigue, and side effects of
physical dependence.
According to some new research, another effect of caffeine intake is that it might increase
blood pressure in those patients who already have high blood pressure. The study