3 doctors weighed in:
I want to know the side effects of caffeine as a result of excess coffee consumption?
3 doctors weighed in

Dr. Rick Kirschner
General Practice
1 doctor agrees
In brief: Many!
It can raise blood pressure. The known side effects include irritability, nervousness and anxiety, digestive problems, an increase in heart rate and breathing, chest pain, dizziness, headache, tinnitus (ringing in the ears) and fatigue. Some people some people just get the jitters. Excess consumption is sometimes associated with depression.

In brief: Many!
It can raise blood pressure. The known side effects include irritability, nervousness and anxiety, digestive problems, an increase in heart rate and breathing, chest pain, dizziness, headache, tinnitus (ringing in the ears) and fatigue. Some people some people just get the jitters. Excess consumption is sometimes associated with depression.
Dr. Rick Kirschner
Dr. Rick Kirschner
Thank
Dr. Gutti Rao
Internal Medicine - Hospital-based practice
In brief: Coffee
In brief: Coffee
Restlessness, anxiety, hyperactivity, tachycardia, nervousness, difficulty concentrating etc.
Dr. Gutti Rao
Dr. Gutti Rao
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