This could be because of vit
b12 deficiency in your body.
Function of b12:
1)maintain nerves health
2)formation of rbc
3)ensure bone health
4)mood booster
5)brain proper functioning
6)maintain energy level
7)maintain good heart health
8) maintenance of skin ,nails,hair.
Next Steps
start tab neurobion for 10 days for 2times a day,if you feels better then continue this tab