Resolving delayed sleep-wake phase disorder with a pandemic: two case reports.

Two patients with delayed sleep-wake phase disorder (DSWPD) demonstrated improvement in sleep quality and duration, reduction in symptoms and elimination of the need for hypnotic or stimulant medications after changing their sleep schedules in response to the coronavirus disease 2019 (COVID-19) pandemic lockdown work schedule changes. These cases highlight the impact of work schedules on patient health and raise questions about approaches to workplace schedule requirements post pandemic.