What illness can prevent you from flying?

Health Conditions that Restrict Air Travel

Certain medical conditions can hinder or even render air travel unsafe. Here’s an overview of common illnesses that can affect your ability to fly:

Infectious Diseases

Infectious diseases, particularly those with airborne or droplet transmission, pose risks to both the passenger and other travelers. Air travel involves confined spaces and prolonged contact, which can facilitate disease spread. Examples include:

• Chickenpox (varicella)
• COVID-19
• Influenza
• Measles
• Mumps

Decompression Sickness

Decompression sickness, also known as “the bends,” occurs when a diver or astronaut ascends rapidly, causing nitrogen bubbles to form in the body. Flying immediately after diving can increase the risk of decompression sickness.

Conditions Causing Increased Intracranial Pressure

Increased intracranial pressure, often caused by head injuries, tumors, or other medical conditions, can make air travel dangerous. The changes in cabin pressure during ascent and descent can worsen these conditions, leading to potential complications.

Ear and Sinus Infections

Ear and sinus infections, such as otitis media and sinusitis, can be problematic during air travel. The changes in pressure can cause pain, swelling, and even rupture of the eardrum. Flying with these infections is not recommended without medical clearance from a healthcare professional.

Other Considerations

In addition to these specific conditions, other factors that may restrict air travel include:

• Recent surgery or medical procedures
• Pregnancy
• Certain chronic diseases (e.g., severe asthma, heart conditions)
• Mental health conditions that may pose a safety risk

Precautions and Medical Clearance

If you have any health concerns that may affect your ability to fly, it’s crucial to consult with a healthcare professional before booking a flight. They can assess your condition, provide medical clearance, and recommend any necessary precautions.

In some cases, airlines may require a medical certificate or doctor’s note to approve air travel for individuals with specific health conditions. It’s important to follow airline regulations and disclose any relevant medical information to ensure a safe and comfortable flight.