Immunity Page 303
More in Immunity
How Rare Is Sepsis? What the Data Actually Shows
Sepsis affects millions of people each year. Here’s what the data shows about who’s at risk, how to spot it early, and what recovery looks like.
What Causes Winter Allergies and How to Reduce Them?
Sneezing all winter? Dust mites, pet dander, and mold thrive in heated homes. Learn what’s triggering your symptoms and how to get some relief.
What Is the Common Cold? Symptoms, Causes & More
Learn how cold viruses work, what symptoms to expect each day, and which remedies actually help you recover faster.
What Does Atopic Mean? Allergies, Asthma and Eczema
Atopy describes a genetic tendency to overreact to everyday substances, linking eczema, asthma, and hay fever through shared immune and skin barrier biology.
What Is Prevnar 13? Uses, Side Effects, and Who Needs It
Prevnar 13 protects against 13 strains of pneumococcal bacteria. Learn who should get it, when, and how it compares to newer pneumonia vaccines.
What Is Swine Flu? Symptoms, Causes, and Risks
Swine flu is a respiratory illness that spread globally in 2009. Learn how it spreads, who’s most at risk, and how it’s treated today.
How Is Flu Transmitted? Droplets, Surfaces & More
Flu spreads through droplets, surfaces, and even people with no symptoms. Here’s what the science says about transmission and how to reduce your risk.
What Causes Alpha-Gal: How Tick Bites Trigger It
A single tick bite can trigger a red meat allergy by changing how your immune system responds. Here’s how alpha-gal syndrome develops.
How Common Is Pertussis and Why Cases Are Rising
Pertussis cases are climbing again, even in vaccinated populations. Here’s what the data shows about who’s most affected and why whooping cough keeps coming back.
How Is HPV Treated: Symptoms, Not the Virus
There’s no cure for HPV, but its symptoms can be treated. Learn how genital warts and cervical precancer are managed and what your immune system does.
What Is Neisseria Gonorrhoeae: Symptoms and Treatment
Gonorrhea is treatable but increasingly drug-resistant. Learn how the infection spreads, what symptoms to watch for, and why early diagnosis matters.
Is Human Metapneumovirus Dangerous? Who’s at Risk
Human metapneumovirus causes mild colds in most people, but it can be serious for young children, older adults, and those with weakened immune systems.
How to Disinfect Norovirus: Bleach, Surfaces & More
Norovirus needs more than a basic wipe-down. Learn which disinfectants actually work, why hand sanitizer falls short, and how to safely clean up after an illness.
What Is Typhus Fever? Types, Symptoms & Treatment
Typhus is a bacterial infection spread by insects like fleas and lice. Learn about the different types, symptoms to watch for, and how it’s treated.