Your mattress choice can significantly worsen sleep apnea symptoms by disrupting spinal alignment and airway positioning, with soft sagging models causing throat collapse while overly firm ones strain neck posture reducing airflow up to 50% per studies. Medium-firm memory foam or hybrid mattresses promote neutral spine support, optimal head elevation, and side/stomach sleeping (pro... https://luxemattresses.co.uk/is-your-mattress-worsening-your-sleep-apnea/