Disrupted sleep can increase risk of death, study suggests

The phenomenon is a normal part of sleep, but when it accounts for a larger proportion of sleep it can become a problem, the study suggested.

Disrupted sleep could contribute to a higher risk of death, a study suggests. Picture: Tim Ireland/PA

Disrupted sleep could contribute to a higher risk of death, a study suggests.

Research examined the impact of “unconscious wakefulness” on a person’s risk of dying from heart disease or any cause.