Previous researches show that insomnia may not increase the risk of dying. But some sleep specialists disagree with the conclusions.
A recent study published in Sleep Medicine Reviews proposes that insomnia doesn’t increase your risk of dying. Researchers assembled data from 17 former studies, in a meta-analysis. The studies together covered nearly 37 million people, around 10 percent of them had insomnia. The researches followed individuals between 2.2 and 28 years, with an average of 11.6 years follow-up.
Researchers observed that the risk of dying during the research period was the same for all people with and without signs of insomnia.
One research, though, accounted for 96 percent of the data. When scientists excluded this study, the death risk of people with insomnia was slightly higher. The outcomes were alike even when scientists took into account aspects like smoking, obesity, alcohol use, and sleep medicines.
Insomnia may lead to early death
Dr. Sairam Parthasarathy, a sleep expert at the University of Arizona College of Medicine. He said he didn’t consider that study was a “fair illustration” of data from his 2015 study in The American Journal of Medicine.
According to that study, people with steady insomnia, six or more years, had an increased death risk from lung or cardiovascular disease, or for any reason, compared to persons without insomnia.
The study comprised 1,409 individuals and followed them for almost 20 years. Unlike the meta-analysis, Parthasarathy’s study observed how long individuals in the study survived. That is known as a survivorship or time-to-event analysis. In this case, the event is death. This method is usually used in cancer researches, where two treatments may help similar people, but one treatment may help people live longer.
“If they took the time-to-event aspect into consideration in their meta-analysis,” said Parthasarathy, “they would have detected that persistent insomnia accelerated death.” Parthasarathy also stated that even in persistent insomnia, some people may be less affected by sleep loss.
The psychological component of insomnia
The symptoms of insomnia include staying asleep or having a hard time falling asleep. Also waking up too early and not being able to get back to sleep.
This can increase the risk of heart disease, depression, high blood pressure, anxiety, and substance abuse. It can also affect your quality of life and attention during the day.
But insomnia is not similar to short sleep, getting less than six hours a night, which is connected to an increased risk of death. Even some people with insomnia may be getting a decent amount of sleep.
Dr. Chris Winter, a neurologist and sleep specialist at Charlottesville Neurology and Sleep Medicine, said: “insomnia comprises a psychological film on top of sleeplessness.” If insomnia continues, it can turn into persistent or “hard” insomnia. With persistent insomnia, individuals may be worried about getting to sleep or not sleeping sufficiently.
He said people with sleeplessness may also have insights into a sleep which are “very inaccurate from reality.”
Winter believed that the aim of cures for insomnia is to help people “get to a place where they’re not carrying anxiety and terror to bed every night. And where they feel like they can fall asleep.”
One practice is mental behavioral therapy, which Winter defines as “inspecting how we reflect about sleep. And observing the sleep practices we have when we go to bed.” He proposes that you be active regarding causes of sleeplessness and finding methods to make them go away.
If your tricks like comfy pajamas or sleep apps aren’t working, it might be a stage to consult an expert. “These complications are usually easily dealt with if you are in the right hands,” said Winter. “So do not suffer needlessly.”