Yeah, in a way. You see, coffee sometimes is not good for our health in different ways you can imagine. First, researches have been made that if you drink only moderate quantity of coffee in a day, you could actually protect your health but when you take it excessively or wrongly it can result in some issues like stunted growth, sometimes it can cause cancer and even heart diseases. Now, it can also cause diabetes to the consumer and if taken in an overdose, it can lead to the patient experiencing some ailments like insomnia, irritability, nervousness, running or bad stomach and finally, muscle tremors which is one bad sickness as your muscles twitch from time to time.
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From @john-snow