Immunity Page 295
More in Immunity
What Is Norovirus? Symptoms, Causes and Treatment
Norovirus spreads fast and hits hard. Learn how it moves through communities, what symptoms to expect, and how to treat and prevent it.
What Is the Rotavirus Vaccine: How It Works & Side Effects
Learn how the rotavirus vaccine works, when babies should get it, how effective it is, and what side effects parents should know about.
How Common Is Rabies in the U.S. and Worldwide?
Rabies kills tens of thousands globally each year, yet deaths in the U.S. are rare. Here’s why the risk varies so much by location.
How to Prevent Infection: 7 Proven Methods
Simple, evidence-based habits like handwashing, vaccines, and proper wound care can significantly reduce your risk of common infections.
Is Norovirus the Flu? No, and Here’s the Difference
Norovirus and the flu are often mixed up, but they’re very different illnesses with different symptoms, causes, and treatments.
Is 101.2 a Fever? What It Means for Adults and Kids
A temperature of 101.2°F is a low-grade fever in adults and kids, but what it means and when to act depends on age and other symptoms.
How to Prevent Mono: Steps That Reduce Your Risk
Mono spreads easily, but some habits can lower your risk. Learn what actually helps and what to do if someone around you is infected.
Is Lyme Disease Chronic? Persistent Symptoms Explained
Some people feel sick long after Lyme disease treatment. Here’s what science says about why symptoms persist and what recovery actually looks like.
What Causes Fifth Disease and How Does It Spread?
Fifth disease is caused by parvovirus B19 and spreads through respiratory droplets. Learn how it affects kids and adults differently, and who faces higher risks.
What Causes Anaphylactic Shock and Who’s at Risk
Learn what triggers anaphylactic shock, how your immune system reacts, and which factors put some people at higher risk than others.
What Is Strawberry Tongue? Causes and Treatment
Strawberry tongue causes a red, bumpy appearance and is often linked to scarlet fever, Kawasaki disease, or toxic shock syndrome. Learn how it’s treated.
What Causes Septic Shock: From Infection to Organ Failure
Septic shock happens when the body’s response to infection spirals out of control. Learn how it progresses, who’s vulnerable, and how doctors treat it.
How to Prevent Viruses: Hygiene, Vaccines, and More
From handwashing to vaccines, learn the most effective ways to reduce your risk of catching and spreading viral infections.
Is Yellow Fever Contagious Person to Person?
Yellow fever doesn’t spread between people through casual contact. Learn how it actually transmits, who’s at risk, and what this means for travel and prevention.