What Does “All in Your Head” Mean? (よく使う英語慣用語句） -N0.549-

What Does “All in Your Head” Mean?（よく使う英語慣用表現）

Introduction

Have you ever worried about something, only to find out it wasn’t real or wasn’t actually happening? In English, we often say it’s “all in your head.”

1. What Does “All in Your Head” Mean?

When something is “all in your head,” it means it exists only in your imagination. The problem or fear feels real, but there is no real evidence that it is actually happening.

2. When to Use It

Use this phrase to reassure someone that they are worrying too much or imagining a problem.

Example:
A: I feel like everyone is angry at me.
B: Don’t worry — it’s all in your head.

3. 日本語の同じような表現

日本語では、「考えすぎ」「気のせい」「思い込み」といった表現が近いです。
実際には起きていないことを、自分の中で大きく考えてしまう時に使います。

Conclusion

When someone is imagining a problem or worrying without a real reason, you can say it’s “all in your head.” It’s often used to comfort or reassure someone.

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