Substance abuse is an important and growing health problem among employees. Techniques to deal with this challenge include disciplining, discharge, in-house counselling, and referrals to an outside agency. Stress, depression, burnout and PTSD are other potential health problems at work. Job stress can be reduced by ensuring that employees take breaks each day, providing access to counselling, and giving employees more control over their jobs. Repetitive strain injuries occur as a result of repetitive movements, awkward postures, and forceful exertion. Ergonomics is very effective at reducing RSIs. LO.1