Smokers increasingly overestimate vape risk - study Health Previous Article Continued cocaine use disrupts communication between major brain networks Next Article Neurons help flush waste out of brain during sleep Fewer smokers see vapes as less harmful, despite evidence tobacco is far less healthy, data suggests.Read more https://www.bbc.co.uk/news/health-68412182 Previous Article Continued cocaine use disrupts communication between major brain networks Next Article Neurons help flush waste out of brain during sleep