Obstructive sleep apnea and cardiovascular risk

A mid‑2026 analysis of 879 home sleep‑monitoring tests conducted between 2019 and 2025 found that nearly half of the adults tested were diagnosed with obstructive sleep apnea (OSA), with over half of those cases classified as moderate to severe. The condition was most prevalent among men, older individuals and those with higher body‑mass index, though a significant minority of normal‑weight participants also tested positive. Researchers highlighted that repeated drops in blood‑oxygen levels during sleep fragment restorative sleep stages, raising long‑term risks of hypertension, diabetes, heart disease and cognitive decline, including Alzheimer’s disease.

Within a few days, a Spanish cardiologist warned that habitual snoring—a common sign of partial airway obstruction—can develop into OSA and further elevate the risk of hypertension, heart attacks, strokes, arrhythmias and cognitive problems. He emphasized lifestyle interventions such as weight loss, regular exercise, limiting alcohol and sedatives, quitting smoking and adopting a light Mediterranean diet to improve airway openness and reduce cardiovascular stress.