Rebecca Ray, The Conference Board’s executive vice president of workforce issues, told Yahoo Finance Live of the nearly eight in 10 workers concerned about their mental health, 77% cited stress and burnout as the biggest challenges, up from 55% in April. The major factor for the worsening condition is an increasing workload with half saying work demands are taking a larger toll than COVID-19. “Blurred boundaries [between work and personal life] and increased workload are higher on workers’ list of concerns than either contracting COVID themselves or exposing it to loved ones — and that, we found, to be rather striking,” Ray added.