Bacterial Illnesses
The Infections (23)
Strep Throat
Group A strep: the sore throat that actually needs antibiotics
Read the deep dive →Whooping Cough
Pertussis: the 100-day cough, worst for young infants
Read the deep dive →Tuberculosis
The slow lung infection that still kills over a million people a year
Read the deep dive →Meningitis
Infection of the brain's lining; the stiff-neck emergency
Read the deep dive →Sepsis
When the immune response itself becomes the killer
Read the deep dive →Cellulitis
The spreading skin infection that needs watching, marked borders and all
Read the deep dive →Necrotizing Fasciitis
The rare "flesh-eating" emergency and its warning signs
Read the deep dive →C. difficile Colitis
The post-antibiotic gut infection, and the microbiome's revenge story
Read the deep dive →Cholera
Pandemic watery diarrhea; rehydration is the cure
Read the deep dive →Typhoid Fever
Salmonella typhi's slow fever, spread by food and water
Read the deep dive →Legionnaires' Disease
The cooling-tower pneumonia
Read the deep dive →Leptospirosis
The floodwater-and-rodent bacterium
Read the deep dive →Brucellosis
Undulant fever from unpasteurized dairy and livestock
Read the deep dive →Q Fever
Coxiella from farm animals; a cause of stubborn chronic fatigue
Read the deep dive →Bartonellosis
The Bartonella infections beyond cat-scratch disease
Read the deep dive →Cat-Scratch Disease
Swollen lymph nodes weeks after a kitten's scratch
Read the deep dive →Bubonic Plague
Yersinia pestis today: rare, real, and treatable if caught
Read the deep dive →Melioidosis
The tropical soil bacterium called "the great mimicker"
Read the deep dive →Nocardiosis
A soil organism dangerous mainly to weakened immune systems
Read the deep dive →Tetanus
Lockjaw from a wound; why the booster schedule exists
Read the deep dive →Chlamydia
The most common bacterial STI, usually silent
Read the deep dive →Gonorrhea
The STI racing toward antibiotic resistance
Read the deep dive →Syphilis
"The great imitator," resurgent and still curable with penicillin
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