Learn how long to run a humidifier daily, with tips on ideal humidity levels, health benefits, and avoiding overuse.
John Landry, BS, RRT
John Landry is a registered respiratory therapist from Memphis, TN, and has a bachelor’s degree in kinesiology. He enjoys using evidence-based research to help others breathe easier, live healthier, and improve their overall quality of life.
What Type of Water to Use in a Humidifier? (2026)
Discover the best type of water to use in your humidifier to prevent buildup, improve air quality, and extend its lifespan.
How Long Does it Take for a Humidifier to Work? (2026)
Discover how long it takes for a humidifier to work and what factors affect how quickly it improves indoor air humidity.
Black Stuff in Your Humidifier: Causes, Risks, and Solutions
Discover what the black stuff in your humidifier is, why it forms, the health risks, and how to clean and prevent it effectively.
Can a Heart Monitor Detect Sleep Apnea? (2026)
Can a heart monitor or Holter monitor detect sleep apnea? Learn what it can and can’t do, and when to seek a proper diagnosis.
Anion Gap: Overview, Calculation, and Practice Questions
Learn what the anion gap is, how it’s calculated, and why it matters in diagnosing metabolic acidosis and guiding respiratory care.
Anatomic Dead Space: Overview and Practice Questions (2026)
Learn what anatomic dead space is, where it’s located, and how it affects breathing and gas exchange in the respiratory system.
Alveolar Gas Equation: Overview and Calculation (2026)
Learn what the alveolar gas equation is, how it’s calculated, and why it’s essential for assessing oxygenation and lung function.
Alveolar-Capillary Membrane: Overview and Practice Questions
Discover how the alveolar-capillary membrane enables gas exchange and why it’s vital for respiratory function and patient care.
Apnea: Overview and Practice Questions (2026)
Learn what apnea is, why it occurs, and why understanding it is crucial for respiratory therapists and clinical care teams.
Kussmaul Breathing Pattern: Overview and Practice Questions
Learn what Kussmaul breathing is, its causes, symptoms, and why it signals a serious medical emergency like diabetic ketoacidosis.
Kyphoscoliosis: Overview and Practice Questions (2026)
Kyphoscoliosis is a spinal deformity that can impair breathing. Learn its causes, effects on lung function, and role in respiratory care.
Can a Humidifier Help a Sore Throat? (2026)
Explore how a humidifier can soothe a sore throat, the best types to use, and other effective home remedies for throat relief.
Are Smoke Bombs Safe to Breathe? (2026)
Are smoke bombs safe to breathe? Learn about the health risks, chemical exposure, and safety tips for using smoke bombs responsibly.
Is a Humidifier Good for Pneumonia? (2026)
Learn if using a humidifier helps with pneumonia symptoms, plus tips for safe use, humidity levels, and cleaning practices.
Can a Humidifier Cause Pneumonia? (2026)
Can a humidifier cause pneumonia? Discover how improper use can lead to lung infections and learn how to use it safely.
Does a Humidifier Increase Oxygen Levels? (2026)
Explore whether or not humidifiers increase indoor oxygen levels and learn about their impact on respiratory health.
Zone Valves in Medical Gas Distribution Systems (2026)
Discover how zone valves control medical gas flow, enhance safety, and support emergency response in hospital gas systems.
Zafirlukast: Overview and Practice Questions (2026)
Learn about Zafirlukast, a leukotriene receptor antagonist used to manage asthma and reduce inflammation in the airways.
Alveolar-Arterial Gradient (A-a): Overview and Calculation
Learn how to calculate and interpret the alveolar-arterial (A-a) gradient to assess oxygen transfer and identify causes of hypoxemia.