Sykes' lyrics have a strong feeling of catharsis for him.
He mainly draws from personal experience and has likened the band's live performances to being therapeutic.
He is also featured on a music video of American rock band A Day to Remember's "All I Want".
The song "Deathbeds" by Bring Me the Horizon features vocals by Sykes' ex-wife Hannah Snowdon.
Sykes has been quoted as saying he is an atheist, stating "I don't believe in God.