In most of Australia, people using medicinal cannabis can't legally drive - even if they're unimpaired.  But now the NSW government is thinking about bringing in a medical exemption to change that. So, how does cannabis affect your ability to drive? And do you think the laws need an update?  On this week's hack deep dive, we hear from young people trying to navigate medicinal cannabis use and driving. They're worried about what could happen if they get pulled over. Also, you'll hear from an expert who breaks down exactly how THC impacts your ability to drive and whether or not a medical exemption is safe. Guests:  Dr Danielle McCartney, Associate Lecturer in Pharmacology, University of Sydney Get the whole story from hack: Follow us on Instagram and TikTok Subscribe to the hack podcast Listen on the triple j app or on your radio live every weeknight at 5:30pm