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The most common site are the skin overlying the sacrum, coccyx, heels or the hips, but other site such as the elbows,knees, ankles or the back of the cranium can be affected.
Answer:
The fight-or-flight response (also known as the acute stress response), refers to a physiological reaction that occurs when we are in the presence of something that is mentally or physically terrifying.
The fight-or-flight response is triggered by the release of hormones that prepare your body to either stay and deal with a threat or to run away to safety.
For example, you may yell at your partner for pushing you into agreeing to speak at a conference when you don't feel ready (fight).
Explanation:
The best vitamin to recommend in the scenario given above is VITAMIN B3, WHICH IS ALSO KNOWN AS RIBOFLAVIN. John is suffering from ariboflavinosis, which is a deficiency disease that is due to inadequate intake of riboflavin and the disease is characterized by sores on the mouth.