Sharing the bed with your partner improves the resting stage of your sleep, known as the rapid eye movement sleep. Have you ever wondered why specialist's make enphasis on getting a good night sleep? REM state is the most important stage of sleep. It's when your body regulates emotions and solves problems. This is why sleep is such an important factor in people's well-being.
The study analized 12 couples during their sleep. They studied their heart activity, muscle tension, movements, brain waves and respiration.
The first stage of sleep is light. In the second stage you start to disengage from your surroundings and it's where you spend the most time of sleep. The third and fourth stage are the deepest ones. It's when REM occurs. Usually REM state happens in average 90 minutes after you enter the deep sleep mode and it's when your body actually restores itself. It's busy storing memories and regulating mood. This is when you dream! In the stage of deep sleep your muscles are repaires, your immune system is restores and your brain generates new neurons.