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ultron12345:
I find it difficult to sleep at night, impossible to sleep during the day. When my friends want to take a nap, they just lie down and close their eyes and they are asleep in less than 4 minutes, pls, hw do I do this, even if I am tired, lie down and close my eyes for ours sleep won't come

engage in physical exercise.you'll be alright

ultron12345:
I find it difficult to sleep at night, impossible to sleep during the day. When my friends want to take a nap, they just lie down and close their eyes and they are asleep in less than 4 minutes, pls, hw do I do this, even if I am tired, lie down and close my eyes for ours sleep won't come

Do some regular exercise and take hot Aloe Blossom Tea. You'd sleep like a baby

Avoid electronic screens just before bed.
Try making your room dark during the day.