I came across an interesting aticle in the Science News.

This is about how your body is programmed to feel hungry at a particular time and get tired at the right time to sleep.

Everyone’s rhythms are unique, which is why you might like to stay up late while your sister always wants to go to bed early. But overall, everyone is programmed to feel tired at night and alert during the day.

So, when your parents urges you stay awake at night and study, you can always follow your body clock and get up early next day and complete your studies!

What will happen if you forcibly change the rhythm?
The findings of a study conducted by making the day with 28 hours (!!) reveals exactly what the body clock is all about.

The studies also say -

But staying up night after night, these studies suggest, could make kids extra hungry and more likely to gain weight.

Read the entire article here.