Proposes a Bill to establish a system of reserve National Health Service staff. Highlights the role volunteers played during the coronavirus pandemic, noting over 750,000 people signed up as NHS volunteer responders and collectively completed more than 1 million tasks. Emphasises the need for a formal national reservist structure within the NHS similar to other emergency services like armed forces reserves, police special constabulary, and fire service retained firefighters. Outlines roles of clinical and non-clinical volunteers in the NHS Reserves, including providing general cover during emergencies or seasonal increases in demand. Mentions ongoing support from the Secretary of State for Health and Social Care.