Student dies of caffeine overdose during 7-hour ambulance delay — the scary symptoms to look for admin 13 hours ago USA Update Comments Off on Student dies of caffeine overdose during 7-hour ambulance delay — the scary symptoms to look for 3 Views Christina Lackmann, 32, was a biomedical science student who was found dead in her home in Melbourne after ingesting caffeine pills. Share Facebook Twitter Stumbleupon LinkedIn Pinterest