Can Lack of Sleep Cause a Heart Attack? Science Explains the Connection
Sleep is not passive recovery time. It is an active biological repair process that directly regulates cardiovascular stability. When sleep is consistently shortened or fragmented, measurable damage occurs at the molecular, hormonal, and vascular levels. Recent research from researchers at Uppsala University reveals clear, causal relationship between sleep deprivation and heart attack, not merely correlation.
Can sleep deprivation cause a heart attack? Science shows how inflammation, heart failure biomarkers, and poor sleep increase cardiovascular












