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Infectious Disease

Children in a barn on a farm, standing and sitting on hay bales, petting an animal
June 13, 2025/Infectious Disease

Is the Hygiene Hypothesis True or False?

We don’t fully understand how cleanliness impacts immune system development, but we do know that preventing illness is important

Vitamin D capsules backlit by sunlight
May 13, 2025/Infectious Disease

What To Know About Vitamin D and COVID-19

This vital nutrient supports your health, but its role in COVID-19 prevention and treatment isn’t proven

Person walking dog outside, with oversized tick for emphasis
May 8, 2025/Infectious Disease

How To Prevent Tick Bites

Taking proper precautions can protect you against Lyme disease and other tick-borne illnesses

Shingles outbreak on shoulders
April 23, 2025/Infectious Disease

Recurrent Shingles: How It Happens and Who’s at Risk

If you have a weakened immune system, your risk for getting shingles a second or third time increases

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Vial of Tdap vaccine, with gauze pads
April 16, 2025/Infectious Disease

Time for a Tetanus Shot? When You Need One and Why

Tetanus is easy to prevent but tough to treat — vaccines are your best defense

Two men showing flu symptoms, as woman observes them suspiciously

What Is ‘Man Flu’?

You might feel like men exaggerate their symptoms when they’re sick — but research suggests the struggle might be real

Person coughing into their elbow, with hand on their chest
March 13, 2025/Infectious Disease

Cough Etiquette: How NOT To Get Other People Sick

Germs spread quickly and easily, so covering your face, washing your hands and avoiding close contact are key

A healthcare provider looking at an X-ray of lungs, with oversized lungs in background
March 12, 2025/Lung

What’s the Difference Between Bronchitis and Pneumonia?

Both are respiratory infections, but bronchitis affects your bronchial tubes, while pneumonia affects the air sacs in your lungs

Blue-colored virus molecules
March 11, 2025/Infectious Disease

Norovirus Germs Can Live on Surfaces for up to Two Weeks

You can catch this highly contagious virus through contaminated food, water, droplets and more

Person bleeding from a cat scratch on arm, with cat playing on cat tree in livinng room
March 3, 2025/Infectious Disease

Should You Worry About a Cat Bite or Scratch?

The risk of infection makes fast and thorough treatment critical

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