His films like 'Requiem for a Dream' and 'The Fountain' obsessively explore psychological deterioration, addiction, and bodily decay as metaphors for existential crises.

He pioneered 'body horror' cinema, examining disease, mutation, and medical trauma through visceral narratives like 'The Fly' and 'Videodrome' that blur health and identity.

His provocative works like 'Melancholia' and 'Antichrist' confront mental illness, depression, and physical/psychological suffering with unflinching intensity.