What are the sleep duration needs and normal sleep conditions?

Children should sleep up to 10 hours a day, adults – 6-8 hours; for good sleep, it is necessary to ventilate the room, prepare a comfortable place to sleep and avoid strong external stimuli.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.