8 signs your co-workers are struggling with addiction

Charisse Jones
A social worker interviewing a patient or client

With roughly 23.5 million Americans addicted to drugs or alcohol, and another 22 million in recovery, substance abuse happens often happens on the job.

"It rarely goes unnoticed,'' says Lawrence Weinstein, chief medical officer for  American Addiction Centers. ''People just don't know what to do.''

Here are signs a co-worker might be struggling with alcohol or drug addiction:  

  1. Falling asleep at work, or constantly appearing to be very tired
  2. Suddenly making frequent mistakes
  3. Frequent trips to the bathroom or break room
  4. Extreme mood swings
  5. Theft or disappearance of valuable pieces of company property
  6. Missed appointments or deadlines
  7. Difficulty concentrating or recalling details, inability to follow instructions or unusual amount of time needed to complete routine tasks
  8. Changes in hygiene

This article originally appeared on USA TODAY: 8 signs your co-workers are struggling with addiction