Why We Need Sleep

Sleep is vital for our physical and mental health. While we sleep, our bodies repair tissues and our brains process information from the day. Lack of sleep can lead to serious health problems such as heart disease and depression. ( 1 ), it can affect our ability to focus and make decisions.

Despite the importance of rest, many people do not get enough sleep due to busy schedules and the use of smartphones before bed. The blue light from screens can trick the brain into thinking it is still daytime. ( 2 ), experts recommend turning off electronic devices at least one hour before going to sleep.

Why We Need Sleep

Sleep is vital for our physical and mental health. While we sleep, our bodies repair tissues and our brains process information from the day. Lack of sleep can lead to serious health problems such as heart disease and depression. ( 1 ), it can affect our ability to focus and make decisions.

Despite the importance of rest, many people do not get enough sleep due to busy schedules and the use of smartphones before bed. The blue light from screens can trick the brain into thinking it is still daytime. ( 2 ), experts recommend turning off electronic devices at least one hour before going to sleep.