CDC revises return-to-work rules for healthcare staff

Clinical takeaway: Healthcare personnel with most viral respiratory infections can generally return to work as early as day 4 after symptom onset if symptoms are improving, they have been fever-free for 24 hours without antipyretics, and they feel well enough to work. After exposure, work restriction is typically unnecessary, but source control is recommended through day 5.

Respiratory viruses remain a major cause of healthcare-associated transmission, affecting both patients and staff. CDC's updated guidance aims to balance infection prevention with the operational risks of prolonged staff absences, recognizing that workforce shortages can also negatively affect patient care and safety.

CDC has released updated infection-control recommendations for healthcare personnel exposed to or infected with viral respiratory pathogens, including SARS-CoV-2, influenza, RSV, rhinovirus, human metapneumovirus, parainfluenza viruses, endemic coronaviruses, adenoviruses, and enteroviruses. The guidance does not apply to pathogens covered elsewhere, such as measles, mumps, rubella, varicella, cytomegalovirus, or viral conjunctivitis.

For asymptomatic healthcare personnel with a known or suspected exposure, CDC no longer recommends routine work restriction. Instead, exposed personnel should wear source control from the day of first exposure through at least day 5 after their last exposure and self-monitor for symptoms during that period. Those who develop symptoms should be excluded from work and managed as infected personnel.

For healthcare personnel with suspected or confirmed infection, work restriction should continue until all of the following criteria are met: at least 3 days have passed since symptom onset (or since a positive test if asymptomatic), the individual has been fever-free for at least 24 hours without antipyretics, symptoms are improving, and they feel well enough to return to work. Upon returning, source control should be maintained through at least day 7.

Key recommendations

• Exposure alone: No routine work restriction.
• After exposure: Wear source control through at least day 5 and monitor for symptoms.
• After infection: Return to work no earlier than day 4 if clinical criteria are met.
• Post-return masking: Continue source control through at least day 7 after symptom onset or positive test.
• Vaccination remains important: CDC continues to emphasize immunization, infection-prevention practices, exclusion of contagious personnel, and source control as core strategies.
• Immunocompromised or severely ill personnel: Return-to-work decisions may require individualized assessment by occupational health and infectious disease experts.

Source: CDC. (2026 Sep 11). Viral Respiratory Infections: Infection Control in Healthcare Personnel