Do you know clearly the reason why car light bulbs keep burning out?

I would like to explain to you as below.

When you find car light bulbs keep burning out, you need to check electric circuit.

If there is short electric circuit, car light bulbs always keep burning out.

Meanwhile, if electric circuit is not any problem, you need to check car light bulbs.

Bad quality car light bulbs also always keep burning out.

Welcome all people come to talk about why car light bulbs keep burning out at any time.