Top 10 Commonly Confused Words in Sleep Medicine

Top 10 Commonly Confused Words in Sleep Medicine 1. Insomnia vs. Hypersomnia Insomnia refers to the inability to fall or stay asleep, while hypersomnia is excessive sleepiness during the day. While both involve sleep disturbances, they are opposite conditions. Understanding the difference is crucial for accurate diagnosis and treatment. 2. Apnea vs. Hypopnea Apnea and hypopnea are both breathing disorders during sleep. Apnea is a complete pause in breathing, while hypopnea is a partial reduction in airflow. These conditions can have significant health implications and require proper management. 3. Polysomnography vs. Actigraphy Polysomnography and actigraphy are two diagnostic tools in sleep medicine. Polysomnography involves monitoring various physiological parameters during sleep, while actigraphy uses a wristwatch-like device to track movement. Each has its specific applications and benefits. 4. Circadian Rhythm vs. Sleep-Wake Cycle Circadian rhythm refers to the 24-hour internal clock that regulates our sleep-wake cycle. While the sleep-wake cycle is the pattern of sleep and wakefulness. Understanding these concepts helps in managing sleep disorders and optimizing sleep quality. 5. Parasomnia vs. Dyssomnia