There is usually no skin changes during the itch, just the itching that can range from mild to intense.
Usually, water of any temperature can elicit the itching
The exact cause is not known yet
Which is a condition where your bone marrow makes too many red blood cells.
It can be caused by other conditions also. There have been cases where it is inherited or shows in families
Very very very rarely, it affects the face. I haven't seen those myself.
I won't bother you with the intricacies, if this is becoming too distressful, see your doctor.
1. You can add a little baking soda to your bath water
2. Use baby oil on your skin before and/or after showering
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