Some physical disease like Hypothyroidism ,anaemia causes this type of symptoms.
Check out blood for RE,
TSH.
But i think ur case is totaly lack of refreshness.
U should do some work out like yoga,cycling, swimming etc.spend some time with ur parents, with ur friends.. out side ur home.
Health Tips
for overall health
1.sleep 8 hrs at night.
2.avoid too much social media.
3.avoid too much use of mobile pc laptop.
4.avoid mobile pc 1hr before sleep.
5.before sleep may hear good music,or read a good book or can watch a good movie.
6.workout daily or regular morning walk or join gym.
7.Share ur thoughts with ur parents or good friends.
8.Concentrate on ur work,study,passion, hobby.
9.Maintain proper diet.
10.Take proper protein supplement and some time multivitamines.
keep in touch for betterment. Follow up is needed.