Dear Welcome to HCM We understand your concerns I went through your details. I suggest you not to worry much. The reaction from your friend could be due to anxiety disorder and apprehension. In that case, the anxiety should have some reason and you should be able to see this anxiety in so many other circumstances in his daily life. Find out and let me know. Such a disorder can be treated with the help of desensitization therapy. Relaxation methods are to be worked out and his fear desensitized. Step 1 - Practice Deep and full breathing whenever possible Step 2 - Drink plenty of water and fruit juices. Step 3 - A Tomato a day keeps anxiety at bay Step 4 - Exercise regularly Start these and follow strictly. After 7 days Please post a direct question to me in this website. Make sure that you include every minute details possible. I shall prescribe some psychotherapy techniques which should help you cure your condition further. Hope this answers your query. Available for further clarifications. Good luck.