Hi Past 3 days my face skin has become flakky ,...

What are the causes of flaky skin ?
There are several medical causes, including:
1. dehydration and Lack of body fluids 
2. Daily practices and action that lead to skin dryness such as heat exposure 
3. Autoimmune diseases such as eczema
4. Medications that dry the skin as a side effect
what should you do next :
1. Drink plenty of water
2. Reducing sun exposure and heat exposure 
3. use moisturizing creams 
4. apply face mask twice a week 
well-known moisturzing creams :
1. Neutrogena Hydro Boost Gel Cream
2. Olay Regenerist Deep Hydration Regenerating Cream Moisturizer
3. Eucerin Sensitive Skin Experts Q10 Anti-Wrinkle Face Creme
If your medical symptoms persists, what is the next step?
1. consult a dermatologist to perform the necessary examinations and determine the most appropriate treatment
2. Tests include: Clinical examination by the specialist / swab test / blood IgE test 
3. If dehydration is caused byan autoimmune disease such as eczema , steroid ointments are prescribed