1 . How to Have a Good Sleep

What should you do to have a good sleep? The following are some tips.

Make your bedroom completely black.

Our brain associates light with day.     1     Being in a bright room filled with screens makes your body believe it is daytime.

Make your bedroom quiet.

Sounds can decrease your sleep quality.     2     Get earplugs (耳塞) if you don't have control over your environment.

Block blue light.

The blue light from equipment like phones, TVs and computers can do harm to your sleep quality. The best thing would be to avoid using such equipment three hours before bedtime. But we all know that's not going to happen.     3     .

Be smart about what you eat and drink.

What you eat and drink can greatly affect your sleep quality.     4     Cut out caffeine (咖啡因) six hours before you go to bed. Stop drinking anything one hour before bedtime.

    5    

Write down three things you're grateful for before you go to sleep. It can help you feel relaxed, healthy and happy and increase your sleep quality by 25%. Calm yourself down and focus on your breath. Feel the air coming in and going through your body. Then feel it flowing out. This exercise can give you a clear mind.