Q: "Overthinking kills your happiness and your dreams." とはどういう意味ですか?
A: If you think too much and you analyze a lot, you will lose the pleasure in life and you will not enjoy having dreams..


Q: Overthinking を使った例文を教えて下さい。
A: Such overthinking may work in the short term but becomes problematic over time.
Overthinking is caused by a single emotion: fear.
Here are some simple ways to stop yourself from overthinking.
Awareness is the first step in putting an end to overthinking.
They overthink every little problem until it becomes bigger and scarier and it actually is.


Q: Overthinking is make me stress a lot. Is this correct?
A: I am often stressed from overthinking. Or Overthinking stresses me out.
Q: Overthinking is a natural part of the human existence. この表現は自然ですか?
A: this sounds almost totally natural, i would just take out the "the," so

Overthinking is a natural part of human existence.

good job!
Q: Overthinking この表現は自然ですか?
A: QAの全文をご確認ください