Viral Infections
The Infections (21)
Common Cold
The 200+ rhinoviruses and coronaviruses behind humanity's most frequent illness
Read the deep dive →Influenza
The real flu: sudden fever, aches, and why it kills tens of thousands yearly
Read the deep dive →RSV
Respiratory syncytial virus, hardest on infants and elders
Read the deep dive →Chickenpox
Varicella's itchy rash, and the virus that never really leaves
Read the deep dive →Shingles
The chickenpox virus reawakening decades later along a single nerve
Read the deep dive →Herpes Simplex
Cold sores and genital herpes: lifelong, common, manageable
Read the deep dive →Mononucleosis
Epstein–Barr's "kissing disease" and its months of fatigue
Read the deep dive →HPV
The wart virus family, and the strains that cause cervical cancer
Read the deep dive →HIV / AIDS
The immune-system virus, from transmission to modern treatment
Read the deep dive →Hepatitis Overview
The five hepatitis viruses compared: A through E
Read the deep dive →Hepatitis B
The blood-borne liver virus with a vaccine and a chronic form
Read the deep dive →Hepatitis C
The once-incurable liver virus that new antivirals now cure
Read the deep dive →Norovirus
The cruise-ship stomach bug: 24 brutal hours, wildly contagious
Read the deep dive →Hand, Foot & Mouth
The daycare blister illness of toddlers
Read the deep dive →Measles
The most contagious human virus, and its immune-amnesia aftermath
Read the deep dive →Mumps
Swollen salivary glands, and the complications that made the vaccine
Read the deep dive →Rubella
Mild for you, devastating for a first-trimester pregnancy
Read the deep dive →Parvovirus B19
"Fifth disease" slapped cheeks in kids, joint pain in adults
Read the deep dive →Mpox (Monkeypox)
The smallpox cousin behind recent global outbreaks
Read the deep dive →Rabies
Nearly 100% fatal once symptoms start; 100% preventable before
Read the deep dive →Viral Hemorrhagic Fevers
Ebola, Marburg, Lassa, and their kin
Read the deep dive →Connections
- Infections — The section hub with all sub-pages
- Diseases — The full conditions library, organized by medical specialty
- Bacteria Hub — All 36 bacterial pathogen profiles
- Parasites Hub — All 35 parasite profiles
- Infectious Disease Index — The A–Z illness listing
- Gut Health — The friendly side of the bacterial world
- Herbs — Including the antimicrobial and immune-supporting herbs
- Biology — All 137 interactive animations
- Lab Tests — The tests used to diagnose infection
- Health News — Including outbreak coverage