Cancer
Research: Breast cancer cells mainly spread quickly when the patient sleeps
The latest research shows that primary breast cancer cells are like night owls, they spread faster through the blood when the patient sleeps.
Sleep
Browse ScienceInfo articles and explainers related to Sleep.
Topic archive
Articles about Sleep
880 published items.
Biology
Interesting study: Sleep-deprived mosquitoes are also 'lazy' to suck the blood of humans and animals
Mosquitoes need sleep to function properly, just like us. In fact, laboratory mosquitoes sleep between 16 and 19 hours a day, depending on the species and the level of a…
Medicine - Health
The reason why sleep is more disturbed in the summer
Many people have sleep disorders in the summer due to the phenomenon of long days and short nights, the body reduces the production of hormones that stimulate sleep.
Health
Why does sleep loss make our eyes itchy?
Your eyes can itch because harmful oxygen molecules side effect damage the corneal cells and long-term sleep deprivation leads to corneal cell death.
Life
Why do some people drink coffee before going to bed and still sleep well?
There are many people who like to drink coffee in the morning and make sure not to drink coffee in the evening to avoid affecting their sleep.
Science story
'Sleep paralysis' or sleep paralysis - Scary hallucinations when waking up from a scientific perspective
Have you ever felt frozen in place and had nightmares right after waking up? The following article provides useful information to answer the above problem.
Animal world
Why do dogs sometimes have seizures during sleep?
One day, June - Wudan Yan's German shepherd dog, after falling asleep on the floor, suddenly its big smooth legs began to move as if kicking in the air.
1001 mystery
The mystery of 12 months of sleep and the story of the year 3906
Visualizing a future world requires a lot of human creativity and imagination, even today, science has made great progress.
Health
What is sleep delay? How harmful is delaying sleep?
You've had a long tiring day, even though it's time to go to bed, but instead of going to sleep, you want to stay awake and alert, and are absorbed in watching a show or…
Biology
Strange creatures wake up after more than 100 million years of sleeping on the ocean floor
No one knew this single-celled organism could live so long. Despite the unimaginable living conditions, they still exist.
Scientific application
Technological devices that support users to sleep deeply
As people age, not only is it difficult to fall asleep, but it also takes longer to fall into a deep sleep state.
Health
Sleeping more than 8 hours a day and the unexpected harms
Everyone knows that lack of sleep can lead to many serious health problems. But not everyone knows how to sleep longer than 8 hours a day
Funny corner
Why do so many Japanese people like to sleep in the closet?
The Japanese sleeping on the floor is a familiar thing to us, but it is equally common for many people to choose to sleep in a cupboard. Why is that?
Health
What benefits will your body gain if you sleep on the floor?
The idea of sleeping on a hard floor instead of a comfortable bed may sound a bit odd, but it actually offers a lot of health benefits.
Health
A series of harms to the body when you leave the light on to sleep
Turning off all lights and drawing curtains before bed can help protect your health, according to a recent Northwestern University study.