Through the York/Adams Drug & Alcohol Commission, The County of York and the York County  Libraries are holding courses to educate the public about the health crisis that has killed hundreds of York County citizens over the last several years. What are the risk factors associated with opioid overdose? How can you prevent an overdose? What are the signs and symptoms of an overdose? Also, what to do in the event of an overdose, how to administer Narcan, and more about substance abuse treatment and recovery.