hello user , chronic abuse of volatile solvents, such as toluene , damages the nerve fibers in the brain and peripheral nervous system.The neurotoxic effects of prolonged inhalant abuse include neurological syndromes that reflect damage to parts of the brain involved in controlling cognition, movement, vision, and hearing. Cognitive abnormalities can range from mild impairment to severe dementia.Inhalants also are highly toxic to other organs. Chronic exposure can produce significant damage to the heart, lungs, liver, and kidneys. so better keep away from this addiction, for help you can contact a psychiatrist . Take care