According to a study published in the Stroke, getting nine hours or more of sleep every night is associated with a 60 percent increased ischemicstroke risk. Findings also showed that women suffering from sleep deprivation (less than six hours of sleep), are at a 14 percent higher risk of suffering stroke.

Ischemic/adjective/: of ischemia, pertaining to localized anemia caused by an obstruction (Pathology)    کم خونی

 
Stroke/noun/: blow, whipping; (Medicine) apoplexy, sudden stoppage of blood flow to the brain ضربه ،حرکت ،تکان ،،سکته
 
Suffering/noun/: state in which one endures some difficulty or misfortune, distress, hardship تحمل‌ كردن‌، كشيدن‌، تن‌ در دادن‌ به‌
 
Deprivation/noun/: taking away; lack, deficiency محروميت‌، حرمان‌، فقدان