Author

Catherine Caldwell

Catherine Caldwell, RN, is a health writer at Biology Insights specializing in hospital infection control. A registered nurse for 11 years, she began in intensive care and continues to audit isolation precautions and hand hygiene per diem at an acute care hospital. She graduated from the University of Oklahoma Health Sciences Center with a bachelor of science in nursing. Between clinical shifts and baking stoneware pottery in a community kiln, Caldwell explains bacterial pathogens and contamination risks.

Are Roundworms Contagious? How They Spread
What Is the Portal of Entry for COVID-19?
Arm PICC Line Infection: Signs, Causes, and Treatment
Internal Infection: Causes, Symptoms, and Treatment
COVID Sepsis: Causes, Warning Signs, and Organ Damage
How Serious Is Sepsis? Stages, Risks, and Recovery
Can Serratia Marcescens Infections Be Cured?
C. Diff in Elderly: Symptoms, Treatment, and Prevention
What Conditions Have Symptoms Similar to C. Diff?
Is Scabies Caused by Poor Hygiene? Myths vs Facts
Can Bugs Live Inside Your Body?
ESBL E. coli: Causes, Symptoms, and Treatment Options
How Long Does Shigella Last and When Are You Contagious?
How Long Does Diarrhea Last After C Diff Treatment?
What Is MSSA vs. MRSA? The Key Difference Explained
Klebsiella Pneumoniae Transmission: How It Spreads
Common Strains of Staph and Their Infections
C. Diff Transmission: How It Spreads and Who Is at Risk
Nosocomial Infections: Causes, Types, and Prevention
How Long Does C. Diff Colonization Last?
Staph Infection Progression: How It Starts and Spreads
How Long Does MRSA Take to Show Up After Exposure?
Nontyphoidal Salmonella: Symptoms, Causes, and Prevention
Does Hydrogen Peroxide Kill COVID-19?
Is H. Pylori Contagious? Yes—Here’s How It Spreads
Does Enterococcus faecalis Require Isolation?
How to Treat C. Diff Naturally and Aid Your Recovery
How to Kill Staphylococcus aureus on Skin and Surfaces
Why Is My Cut Green? Signs of a Wound Infection
Endogenous Infection: Causes, Types, and Prevention