How Germs Spread

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How Germs Spread in a Shared Workplace

Understanding the main transmission routes makes it much easier to see why certain prevention measures matter more than others in an office setting.

Direct contact

Physical contact between people — handshakes are the most obvious example in a work setting.

Droplet transmission

Coughing, sneezing and talking release respiratory droplets that can travel short distances to nearby people.

Airborne transmission

Smaller particles can remain suspended in air and travel further, particularly in poorly ventilated spaces — see indoor air quality.

Fomite (surface) transmission

Touching a contaminated surface, then touching the face — the route most directly addressed by disinfection and hand hygiene.

No single measure addresses every route — that’s why effective workplace prevention combines hand hygiene, ventilation, and surface disinfection rather than relying on any one alone. See germs vs. bacteria next for the terminology behind what’s actually spreading.

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