2 Why we need sleep ? Full explanation

Most of the people love to sleep and want to wake up late like me [ if you are a topper and study at night spoiler are ahead ] most of the people don't think why we need to sleep but today i will give you full explanation about this .

Explanation- we need to sleep because we are tired from the work you have done all the day so , sleep reduce the stress and make your heart work normal threw out the night which reduced the blood pressure . 2nd point - you eat food at all the day which give you energy but it's half truth , you have to process the energy of food to utilised it and at night when you are sleeping , not a single part of body move it help to process the energy which is come from food .3rd point- your millions of cell die and come every second if you don't sleep properly it will reduce the number of cell and ultimately it can cause death . 4th point - any damage part of body is repaired at night so, it's necessary to sleep . 5th point - the amount of energy you have taken and waste in whole day affect your body so , your body need rest so , you have to sleep . Ok byy , i am feeling sleepy