Why is Morrissey's hand hurt in Introducing Morrissey?

[Cosmic Dancer]

......

 

[Dave]

Why?

 

[Stephane]

Because that was during his phase where he was infatuated with boxers and boxing.

Stephane

 

[Mark Long]

Oh dear

 

[Raphael Lambach]

It was normal in London's underground music. I don't know the real reason for he had done it, but while he was touring and promoting Boxers he had bruises