Immunity Page 312
More in Immunity
Is Hep C Deadly? How Treatment Changes the Outlook
Hep C can be serious, but modern treatments cure most people. Here’s what affects the outlook and why early detection matters.
Is Trichomoniasis a Bacteria? No, It’s a Parasite
Trichomoniasis is caused by a parasite, not bacteria. Learn what sets it apart, how it’s diagnosed, and why the distinction matters for treatment.
Is Mono Going Around? Symptoms and How It Spreads
Learn how mono spreads, who gets it most, what symptoms to watch for, and how long recovery typically takes.
How Does SARS Spread? Droplets, Surfaces & More
SARS spreads mainly through respiratory droplets, but surfaces, airborne particles, and even fecal aerosols have all played a role in transmission.
Is Strep Throat Common? Rates, Spread, and Trends
Strep throat is more common than you might think. Learn who gets it most, when it peaks, and why treating it properly makes a difference.
What Is Rh Positive? Blood Type, Protein & Pregnancy
Rh positive means you carry a specific protein on your red blood cells. Learn how it’s inherited and why it matters for pregnancy and blood transfusions.
What Is Impetigo? Causes, Symptoms, and Treatment
Impetigo is a common bacterial skin infection. Learn what causes it, how it spreads, and how it’s treated with antibiotics.
What Infections Cause Dermatographia: Bacteria, Fungi & More
Certain infections, including H. pylori, fungi, and parasites, may trigger dermatographia in some people, though most cases still have no clear cause.
How Common Is Malaria? Global Cases and Who’s at Risk
Malaria still affects hundreds of millions of people each year. Learn who’s most at risk, where cases are highest, and how vaccines are starting to shift the numbers.
What Can Cause Chills With or Without a Fever
Chills can stem from infections, low blood sugar, anxiety, hormones, and more. Learn what’s likely causing yours and when to seek medical care.
What Is an Upper Respiratory Infection (URI)?
Upper respiratory infections affect your nose, throat, and sinuses. Learn what causes them, how they spread, and when symptoms need medical attention.
Is the Measles Rash Itchy? What It Really Feels Like
The measles rash isn’t typically itchy like chickenpox, but it can cause discomfort. Learn what it actually feels like and what it means for recovery.
How Is Norovirus Contracted? Ways It Spreads
Norovirus spreads more easily than most people realize. Learn the main routes of transmission and how to reduce your risk of getting sick.
What Is an Enterovirus? Symptoms and Treatment
Enteroviruses cause everything from mild colds to rare paralysis. Learn how they spread, what symptoms to watch for, and how to protect yourself.