But more than that, a blood pressure reading can clue you in on your risk of developing cardiovascular disease and stroke. “Studies have shown that getting less than six hours of uninterrupted sleep per night has been associated with high blood pressure,” Dr. Liu says. There can also be an indirect effect on your blood pressure from lack of sleep, Dr. Chen says. “Both of those are risk factors for high blood pressure.” “Other sleep disorders, such as sleep apnea, can also contribute to high blood pressure.”