Hi yadvendra!! Hope you are doing well!! Sleep is very important in your life and to maintain your health and to concentrate more on studies and career,you need proper sleep. To get a good sleep for 4 hours ,you need to calm your self and your mind and do meditation. You can also put alarm everyday and get up at the right time.

Hope it helps.

hello aspirant..

Some of the ways are as follows for agood sleep;

* Force your self to get up and exercise daily

* Follow exercise with a cold  shower

* Get your most important work done in the morning

* Eat , light and healthy meals at night

* Take a walk outside to break up the day

* Allow yourself a quick afternoon nap

* Leave work on time .

HOPE IT WOULD HAVE HELPED YOU

ALL THE BEST