The Oxygen Mask Rule “In the event of an emergency, please put on your oxygen mask before assisting others.” NHC has compiled helpful resources on self-care to help you better support your colleagues, your employees and countless people who depend on you. Filter Options By Resource Type Caregiving Tips Mental Health/Mindfulness Parenting/Children Physical Health Work from Home Tips Workplace Tips Clear Filters This resource center is made possible with the generous support of Bank of America, JPMorgan Chase & Co., Quicken Loans and Wells Fargo.