Can lack of sleep cause increased heart rate? — By B... One of the basic needs one cannot live without is sleep. Sleep deprivation causes a host of health issues including difficulty in concentrating, anxiety, Alzheimer’s, exhaustion, etc #heart_specialist_in_chennai #cardiologist_in_chennai_medavakkam #pediatric_cardiologist_in_chennai #eminent_cardiologist_in_chennai