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Insufficient sleep can weaken your immune system, exposing you to diseases. It also interferes with the brain’s cognitive functions, such as memory, attention, and judgment.
Sleep loss impacts blood sugar and inflammation control.
In today’s fast-paced world, burning the midnight oil often feels like a badge of honour. But science says otherwise. Chronic sleep deprivation is not just about grogginess or poor focus the next day; it could set the stage for severe health complications, including stroke. Experts emphasise that while one restless night won’t trigger a stroke, long-term lack of quality sleep can quietly harm your body, increasing your vulnerability to life-threatening conditions.
The Link Between Sleep and Stroke
“Sleep deprivation has the potential to increase stroke risk, especially in the long term,” explained Dr. Vinit Banga, Director of Neurology at Fortis Hospital, Faridabad. “Continuous deprivation of sleep will lead to a host of health issues such as hypertension, heart disease, and diabetes, all of which are leading causes of stroke,” he adds.
During sleep, blood pressure naturally dips, giving blood vessels a chance to rest and recover. Chronic lack of sleep disrupts this process, leading to consistently elevated blood pressure. Over time, the heightened strain can damage blood vessels, raising the risk of stroke significantly.
Beyond Blood Pressure: Other Hidden Risks
Sleep loss doesn’t just affect blood pressure. According to Dr. Banga, it also impacts the body’s ability to regulate blood sugar and inflammation – the two critical factors in maintaining vascular health. When sleep is compromised, the blood vessels weaken, and poor lifestyle choices like overeating or inactivity often follow, intensifying the danger.
The Cost of Late-Night Productivity
For many, the problem begins with late-night work. “Going to bed late at night may be working temporarily, but it can take a toll on your health in the long run,” noted Dr. Bhupesh Kumar, Neurologist and Director of Neuromet Wellness, Gurugram. Our circadian rhythm, which regulates sleep and wake cycles, is tuned to rest at night and function best during the day. Disrupting this natural rhythm increases the chances of cardiovascular diseases, weakens immunity, and interferes with cognitive functions such as memory, attention, and judgment.
Mental and Physical Toll
The effects extend to mental well-being as well. Chronic sleep deprivation is linked to depression, anxiety, and reduced life expectancy. Physically, irregular sleep cycles paired with poor eating habits often lead to weight gain and metabolic issues, adding yet another layer of risk for cardiovascular disease and stroke.
The verdict from neurologists is clear: sleep is not optional. A consistent sleep schedule and quality rest are crucial not just for productivity but also for long-term health.
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Delhi, India, India
