What is the main idea in this text? Sometimes too much of a good thing can become a very bad thing indeed. In an attempt to eat a healthy diet, people have been known to overdose on dietary supplements. Vitamin C helps ward off cold viruses. Unfortunately, an overdose of vitamin C—more than 10,000 milligrams on a daily basis—can cause nausea and diarrhea.

The main idea is that too much of everything is bad.

Explanation:

The main idea is the central message that the author is trying to pass across.

The author begins the text with the main idea and every other text following it are arguments that contribute to explaining and defending the main idea.

The author begins by saying that no matter how good and beneficial something is, there is always a side effect of doing too much of it.

He goes ahead to buttress his point by proving that Vitamin C, which is a healthy supplement can have bad side effects like nausea and diarrhea when more than the approved daily recommendation is exceeded.

When people like a particular activity, they tend to overdo it.

Explanation:

think of it like playing minecraft,it's good so you want to play more!

who is marty in this situation?