Sentence examples for serious reason behind from inspiring English sources

However, there is also a serious reason behind my post.

There are serious reasons to doubt.

You should only miss these sessions for very serious reasons.

If you notice any changes to your health, it is wise to consult a medical professional as soon as you can to rule out any other serious diseases or conditions that could be the reason behind the changes.

"We reckon if people are prepared to pay for the app, they are going to be more serious about using it — so that was the real reason behind charging".

"I think the main reason behind this statement is to say that we are right now serious and we will not allow for any more protests in the street," Mr. Ziadeh said in a telephone interview.

The reason behind it?

"There is no reason behind it.

Is there a reason behind this?

There is always a reason behind it.

What is the reason behind them?