- Martha Lillard, the last known US person living with polio and reliant on an iron lung, died at age 78 on June 26 in Oklahoma.
- She contracted polio at age five and spent most of her life in an iron lung to breathe, yet attended school and traveled with family using a custom trailer.
- Lillard defied early predictions that she wouldn't live past 20, showing enthusiasm and drive to live fully.
- Her death certificate lists chronic pulmonary failure and post-polio syndrome as causes, with long-term COVID-19 effects potentially contributing.