BiPAP machines deliver bilevel positive airway pressure higher during inhalation (IPAP) and lower during exhalation (EPAP) making breathing easier for complex respiratory conditions beyond standard sleep apnea. Unlike single-pressure CPAP, BiPAP synchronizes with natural breath cycles, reducing exhalation effort for patients with COPD, neuromuscular disease, or heart failure. Compact bedside units feature heated humidifiers, auto-adjusting algorithms, and data tracking for apnea events, pressure efficacy, and mask leaks. Quiet motors (<26 dB) and ramp-up functions ease therapy initiation; heated tubing prevents condensation.