sensitive skin
Sensitive skin refers to utterly sensitive skin responses like redness, rashes, itching etc. on the use of any skincare products.
It gets easily aggravated with the use of most of the skincare products due to the presence of certain adverse elements in the formulation which a sensitive skin is not prone to or due the over-reaction of the skin to even safe ingredients.
Sensitive skin This causes mild or low-level of irritation and discomfort with most products and cleansers.
Irritation discomfort 
Stinging
Swelling
Flakiness
Itching
It often breaks out and develops rashes and red spots. One may experience, stinging, swelling, flakiness and itching.
Your skin also tends to flush red from the wind, cleansing or sun exposure.
How to care for it?This is the most delicate skin type to care for. Find a skin care routine that works for you by performing patch tests on products before use to determine which products aggravate your skin and which ones keep it calm.
Look for mild products without fragrance and harsh ingredients like alcohol and menthol.
Avoid harsh scrubs that contain crushed walnuts, pumice or aluminum oxide crystals.