Nearly four in 10 working Canadians are concerned about the mental well-being of their fellow co-workers amid the COVID-19 pandemic, a new report suggests. The December Mental Health Index (MHI) by Morneau Shepell released on Wednesday, reports that 36 percent of Canadian workers are concerned about their co-worker’s mental health as the pandemic continues to plague the country. On top of that, 35 percent of supervisors have indicated their concerns for their employees’ mental health, and 27 percent of them have reported that their employees are less productive than in 2019, suggesting that “the Canadian workforce may be at risk of detrimental long-term mental health effects,” the report said. “One of the biggest challenges facing employers today is finding the balance between effort and impact in terms of employee productivity,” said Paula Allen, global leader and senior vice president, Research and Total Wellbeing at Morneau Shepell. “Canadians’ mental health is …