Angela Nguyen

Image Credit: Drugs.com What Are Pulmonary Function Tests? Pulmonary Function Tests (PFTs) are a set of breathing tests used to evaluate how well your lungs take in air, move it out, and diffuse oxygen throughout the body. They help healthcare providers understand lung performance and identify conditions that may affect breathing. These tests are often used in both routine checkups and specialty clinics. What PFTs Measure Rather than focusing on one single number, PFTs provide an extensive...

Image Credit: https://cpap.community/ What Is a CPAP/BiPAP Titration Study? A CPAP or BiPAP titration study is an overnight sleep study designed to figure out the optimal air pressure necessary to keep the airway open during sleep. It is often performed after a diagnosis of sleep apnea and helps tailor treatment to individual differences. Why Titration Matters While CPAP and BiPAP machines both deliver pressurized air, the correct pressure level is key. Too little pressure may not prevent...

Image Credit: Dreamstime.com What Is the 6-Minute Walk Test? The 6-Minute Walk Test (6MWT) is a simple assessment that measures how far a person can walk in six minutes. Rather than testing athletic ability, it evaluates functional capacity. In other words, how well the heart, lungs, muscles, and circulation work together during everyday activity. It is often used in clinical and rehabilitation settings to track physical endurance and overall health. For example, in pulmonology clinics, it...