After washing your hair, it is recommended to dry hair with a dryer, especially when you wash your hair before going to bed.
Usually those who washes hair very often, even twice a day, wondering whether he need to dry hair or not... I think that everyone at least once asked himself about this...

In this regard, patients ask me the question: "Do I need to dry hair?"
In the past, when there was no such device as a hair dryer, people just combed hair. Maybe by this reason people still believe that the hair dryer is to harmful for hair.
But in fact, for the healthy scalp hair should be dried, especially before bedtime.
Why do you need to dry hair?
Because wet hair and scalp creating a good atmosphere for the bacteria, which subsequently reflects badly on the state of the scalp, promoting the appearance of inflammation. Thus, hair loss problems begins.
The experimental results showed that it is better to dry hair with a hair drier...
According to the results of research we can see, that when hair is dry,  percentage of occurrence a bacteria on the surface of the scalp is minimal.
The method of the experiment:

 After 2 weeks the results were verified.
The test results clearly shows that after drying amount of dandruff has reduced significantly.
IMPORTANT! Dry your hair and do not go to bed with a wet hair.

See a picture below. Group A: (300X400)   >> Before; After Group B: (300X400)>> Before; After

Before test

After test (Didn't use a hair drier)

Before test

After test (dried hair with a cool blow 10-15min)