brimstone - an old name for sulfur. native sulfur, native sulphur. atomic number 16, sulfur, sulphur, S - an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions)
These patches of red, and sometimes irritated or itchy, skin can appear anywhere on the body, but they are most commonly found on the arms, neck, and face. These blotchy patches can be caused by a variety of factors, such as weather, genetics, allergies, or environmental conditions.
Extreme emotions can trigger redness in the face. For example, if you become deeply embarrassed or anxious, your face or neck may appear splotchy. Experiencing feelings of extreme anger, stress, or sadness may also cause skin flushing. Crying can often cause red blotches on the face and neck. All of these emotions are a sign of an acute increase in blood pressure.