University of Gothenburg Nov 18 2025 The likelihood of high blood pressure is clearly higher among people who have both sleep apnea and insomnia. This is shown by a study from the University of Gothenburg. High blood pressure is one of the most important risk factors for heart attack and stroke. Elevated blood pressure can have many underlying causes, such as obesity, stress, or kidney disease. Sleep apnea is already known as a contributing factor - but for the first time, this study shows that