Brian Wilson, the co-founder and creative force behind the Beach Boys, has struggled with mental health issues throughout his life. There are two aspects to your question: his use of illegal drugs and the relationship between drugs and his mental illness.
Drug Use: Brian Wilson did use illegal drugs during his lifetime, particularly in the 1960s and 1970s, a period when substance abuse was prevalent in the music industry and society as a whole. He experimented with various drugs, including marijuana, LSD, and cocaine. It's essential to recognize that substance abuse was common among many musicians and artists during that era, and Wilson was not an exception.
Mental Illness: Brian Wilson's mental health struggles began before his extensive drug use. He experienced significant emotional challenges and mental health issues from an early age. Wilson's mental health difficulties were later diagnosed as schizoaffective disorder, a condition characterized by symptoms of schizophrenia and mood disorders. Substance abuse can exacerbate mental health issues, but it is not necessarily the sole cause of a mental illness.
In Wilson's case, there is a consensus among mental health professionals and experts that his mental health struggles were primarily due to underlying psychological and genetic factors, rather than solely being caused by his drug use. Substance abuse may have worsened his mental health condition and made it more challenging for him to cope, but it is not considered the root cause of his mental illness.
Throughout his life, Brian Wilson has sought treatment and received various forms of therapy and support to manage his mental health challenges. He has been open about his struggles, which have had a significant impact on his life and career. It's essential to approach discussions of mental health and substance abuse with sensitivity and understanding, as these are complex issues that can affect individuals differently.