Hi
No need to worry as this can be because of weather , stress related issues
Hair thinning , hair loss happen because of protein and B complex deficiency and sound in knees can be because of
vitamin D deficiency
So but for further assessment please let me know about your daily diet routine in elaborated way so that i can observe about your nutrients profile and then we will cure it
Next Steps
Till that please try sulphate free shampoo and conditioner to reduce your hair fall
And eat biotin and protein rich diet so that grey hair will not come and your growth will be thick
Like cooked egg , brown rice , handfull dry fruits , milk , cheese , paneer , mushroom and green leafy veg
In a lunch please have full meal like roti sabji and salad and buttermilk as you are in growing phase right now
Health Tips
Drink 15 glass of water
Do shirashan for blood circulation in the brain to give nutrition to hair root
Do oiling once in a week
Try seeds pack in the scalp
Sit 30 min in sun as much u can expose yourself to the sun rays in the morning