1/5: Feeling Anxious: Caffeine blocks the effects of adenosine, a brain chemical that makes you feel tired. Extremely high doses of caffeine can cause jitteriness and nervousness. / Image: istock

2/5: One of the common signs of too much caffeine is Insomnia. High caffeine levels increase the time the body takes to sleep and interfere with one’s good sleep. / Image: Unsplash

3/5: Another significant repercussion of too much caffeine is that it can cause numerous digestive issues. / Image: Unsplash

4/5: If you are unable to stop after your third cup of coffee, it might be a sign of addiction. / Image: Unsplash

5/5: Consuming too much caffeine may also increase the risk of high blood pressure in individuals. According to AHA, coffee can lower the risk for high blood pressure, also called hypertension. / Image: Pixabay