The airways of people with sleep apnoea collapse much more quickly than previously thought say adelaide researchers. It s a finding which could help improve treatments for sleep apnoea. Stock Vector ม ร ปภาพ This breathing cessation is called obstructive sleep apnea. Sleep apnea airway collapse . Screening for osa includes a sleep history review of symptoms and physical. Prevalence has risen with escalating rates of obesity a major risk factor for osa 2 3. Obstructive sleep apnea osa is the most common type of sleep apnea and is characterized by repeated episodes of complete or partial obstructions of the upper airway during sleep despite the effort to breathe and is usually associated with a reduction in blood oxygen saturation in the obstructive sleep apnea hypopnea syndrome the episodes of decreased breathing are called hypopnea and. These breathing pauses called apneas or apnea events last for 10 to 30 seconds maybe longer. Obstructive sleep apnea is a serious breathin...