Air Force Expands Waivers For Asthma, Allergies, Hearing Loss to Bring in More Recruits Dec. 17, 2024 | By David Roza The Air Force recently expanded its waiver tolerances for asthma, food allergies, and hearing loss. The move should bring in between 600 and 1,000 more recruits a year, though they would be restricted from certain jobs or duty stations.