Heatwaves linked to rise in sleep apnoea cases in Europe
Peer-Reviewed Publication
Updates every hour. Last Updated: 15-Jan-2026 20:11 ET (16-Jan-2026 01:11 GMT/UTC)
During heatwaves, there is an increase in the number of people suffering with obstructive sleep apnoea (OSA), according to a major study published in the European Respiratory Journal.
Sporadic-E is a phenomenon that occurs in the ionosphere that can disrupt radio communications. Through simulations, researchers have found that rising CO2 levels in our atmosphere could lead to sporadic-E becoming stronger, occur at lower altitudes, and persist longer at night.