Trowbridge 's Blackwell was forced to retire from boxing following life - threatening surgery for a bleed to his brain .
Trowbridge 's Blackwell was found it difficult to come to terms with due to his strong love of the sport .
Trowbridge 's Blackwell was forced to retire from boxing following life - threatening surgery for a bleed to his brain but found it difficult to come to terms with due to his strong love of the sport .