1. Accidental marijuana use poisonings among children have increased five-fold in the US during last several years.
A recent study published in JAMA Pediatrics found the rate of marijuana poisoning of children under age 10 increased more than five-fold at regional poison centers from 2009 to 2015. This study also found that the childhood marijuana cases increased 34% annually for Colorado, the first state to legalize recreational marijuana use, compared to 19% for the rest of the US. Link: (Jama Network Article 1691416)
Reported symptoms of childhood marijuana poisoning include lifelessness (lethargy), lack of muscle coordination affecting speech, swallowing, walking and eye movements (ataxia), and respiratory problems, with some children being sent to intensive care. Link: (Jama Network Article 2534480)