Published: March 17, 2026
Updated: September 21, 2026
Airborne Precautions

What Are Airborne Precautions?

Airborne precautions are infection prevention measures used to reduce the spread of diseases that can be transmitted through tiny airborne particles. These particles can remain suspended in the air for extended periods and may be inhaled by others, increasing the risk of infection.

Healthcare providers use airborne precautions alongside standard infection control practices to help protect patients, caregivers, visitors, and healthcare professionals.

Why Airborne Precautions Matter

Some infectious diseases spread through microscopic particles that travel through the air after a person coughs, sneezes, talks, or undergoes certain medical procedures. Airborne precautions help reduce transmission, protect vulnerable individuals, and prevent outbreaks in healthcare facilities and home care environments.

Diseases That May Require Airborne Precautions

  • Tuberculosis (TB)
  • Measles
  • Chickenpox (Varicella)
  • Disseminated shingles in certain situations
  • Certain emerging infectious diseases, when recommended by public health authorities

Common Airborne Precaution Measures

  • Wearing a properly fitted respirator (such as an N95 respirator) when appropriate
  • Practicing proper hand hygiene
  • Limiting unnecessary exposure
  • Following recommended isolation procedures
  • Using appropriate personal protective equipment (PPE)
  • Cleaning and disinfecting frequently touched surfaces
  • Following guidance from healthcare providers and public health authorities

How Home Care Can Help

Home care professionals follow infection prevention protocols established by their agency and healthcare providers. Caregivers practice proper hand hygiene, use appropriate personal protective equipment when required, monitor for signs of illness, educate families on infection prevention, and communicate concerns promptly to the healthcare team.

Home Care Tip for Infection Prevention

Wash your hands frequently, cover coughs and sneezes, stay home when you are ill, and follow your healthcare provider’s instructions if someone in the household has a contagious illness.

Frequently Asked Questions About Airborne Precautions

Are airborne precautions the same as droplet precautions?

No. Airborne precautions are used for diseases spread by tiny airborne particles that remain suspended in the air, while droplet precautions apply to larger respiratory droplets that typically travel shorter distances.

Do home care caregivers use airborne precautions?

Yes. When caring for individuals with certain infectious diseases, home care professionals follow appropriate infection prevention protocols based on medical guidance and agency policies.

Can airborne diseases be prevented?

Many airborne infections can be reduced through vaccination, proper infection prevention practices, good ventilation, appropriate personal protective equipment, and prompt medical evaluation.

When to Seek Medical Care

Contact your healthcare provider if you develop symptoms of a contagious respiratory illness or have been exposed to someone diagnosed with an airborne infectious disease. Follow public health recommendations regarding testing, isolation, and treatment.

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