Caffeine can raise blood pressure by tightening blood vessels and magnifying the effects of stress, says James Lane, PhD, a Duke University researcher who studies caffeine and cardiovascular health. "When you're under stress, your heart starts pumping a lot more blood, boosting blood pressure," he says. "And caffeine exaggerates that effect." (Not sure whether you need to cut back? Here are 6 physical symptoms that mean you're drinking too much coffee.)
It's time to heed your partner's complaints and get that snoring checked out. Loud, incessant snores are a symptom of obstructive sleep apnea (OSA), a disorder characterized by brief yet potentially life-threatening interruptions in breathing during sleep. And many sleep apnea sufferers also have high levels of aldosterone, a hormone that can boost blood pressure, according to University of Alabama researchers. In fact, it's estimated that sleep apnea affects half of people with high blood pressure.