Dear Welcome to HCM We understand your concerns I went through your details. I suggest you not to worry much. The symptoms you are explaining are not of phobia but are of anxiety disorder. You are feared or worrying always about your health and something might happen to you. You are finding alternative obsession in keeping a bottle of water with you. You are believing that water can save you for the time being. No problem. There are lot people around you like this. The obsession could be something else. That is all. Consult a psychologist and undergo counseling sessions. You shall be alright. If you require more of my help in this aspect, 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.