How Is Chlamydia Transmitted Without Intercourse?
Learn how chlamydia transmits through oral sex, manual contact, shared toys, and other non-intercourse routes, plus prevention strategies from Dr. Tod.
COVID-19 vs. Common Cold: How to Tell the Difference
Learn key differences between COVID-19 and common cold symptoms including sore throat severity, fatigue levels, fever patterns, and when to test from Dr. Tod.
What Are the First Symptoms of Stomach Flu?
Learn the first symptoms of stomach flu including early nausea, timeline progression, warning signs, and when to seek medical care from Dr. Tod.
Can the Flu Shot Give You the Flu?
Learn why flu shots cannot cause influenza, common side effects, vaccine myths, and the science behind flu vaccination safety from Dr. Tod.
What Is Oral Herpes? Understanding Cold Sores and HSV-1
Understand oral herpes (HSV-1), cold sore symptoms, triggers, antiviral treatments, prevention strategies, and management tips from Dr. Tod.
What Is Gonorrhea? Everything You Need to Know About This Common STD
Learn about gonorrhea symptoms, antibiotic resistance challenges, testing methods, treatment options, and prevention strategies from Dr. Tod.
Current COVID-19 Symptoms: What’s Changed?
Learn how COVID-19 symptoms have changed in 2025 including new patterns like severe sore throat, less fever, more congestion, and testing importance from Dr. Tod.
Is It Food Poisoning or Stomach Flu? Key Differences Explained
Learn key differences between food poisoning and stomach flu including onset timing, symptom patterns, contagion factors, and treatment approaches from Dr. Tod.
Early Signs of Influenza You Shouldn’t Ignore
Recognize early influenza symptoms including sudden onset, severe body aches, high fever, and extreme fatigue. Learn when to seek antiviral treatment from Dr. Tod.
How Long Does an Upper Respiratory Infection Last?
Learn how long upper respiratory infections typically last, factors affecting duration, and warning signs requiring medical attention from Dr. Tod at ChatRx.