What does caffeine do within your body?
It goes to your heart muscles and triggers the release of chemicals that help with muscle contraction. If you aren’t a regular caffeine drinker, it can raise your blood pressure. This effect goes away with daily users. Overall, small to moderate doses may decrease your chances of a heart attack or stroke— by association.
How much caffeine is in some foods and beverages?
A Hershey’s chocolate bar has 9 milligrams of caffeine. Iced tea has 15 to 20 milligrams. A standard diet Coke or Pepsi and an espresso shot has about 40 milligrams. An 8 ounce can of certain energy drinks have standardly 80 milligrams of caffeine. A standard 8 ounce cup of coffee has about 100 to 200 milligrams of caffeine.
What happens when you have too much caffeine?
There are many negative side effects of consuming too much coffee. Some say that their hearts began to beat irregularly and faster, their skin felt like it was trying to crawl off of their body, people began to feel anxious and agitated, and other experiences are revealed.