Everyone needs different amounts of sleep. On average adults need seven to nine hours, while children need nine to 13 hours. Toddlers and babies need 12 to 17 hours of sleep, every day.
The NHS says how we sleep and how much sleep we need is different for all of us and changes as we get older.
Electronic devices, including computers, televisions, smartphones, and tablets, all emit strong blue light.
When you use these devices, that blue light floods your brain, tricking it into thinking it’s daytime.