Yes, over exposure to heat or excess heat can cause severe damage to your hair. Humidity leads to excess sweating making your scalp greasy and dirty. This dirt accumulated increases the chances of fungal infection, causing damage to hair roots. This enhances the chances of hair loss during summers. On the other hand, sun exposure makes the hair and scalp dry and brittle. This is another important cause for summer hair loss.

by controlling sugar level with regular medicine, taking diabetic diet and regular exercise

Write your present sugar level.

It can be controlled

Confirm about your diet failure.