 [ Symptoms ] i am to see an allergist on tuesday i have to stay off all antihistamines is predisone or albutera an antihistamine i have the flu and i am coughing and very congested how can i get relief without taking an antihistamine [ Disease ] first congratulations on taking this important first step in reducing your weight to a healthy level i salute you second be sure you have received the ok from your health care provider to undertake a diet and exercise program if your doctor has cleared you to exercise then your shortness of breath may be normal simply due to your current size do not let this discourage you it may not be realistic for you to expect to perform say 20 minutes of aerobic activity at this point that time will come right now 2 minutes might actually be more realistic for you i would suggest you start with simply walking if you can manage to walk for 2 minutes 10 times a day there is your 20 minutes do that every day and you will gradually build up stamina if you have been watching one of those television shows where 300+ pound people engage in vigorous workouts and lose dramatic amounts of weight quickly i would suggest you stop watching in my opinion those programs do not depict a realistic vision of exercise for people who weigh over 300 pounds the workouts shown on those programs are closely monitored by an entire medical team and can be dangerous for the average unsupervised exerciser again i can not stress how much i admire you for your determination try checking out webmd is diet community for support and access to experts who can help you on your journey be patient it may take you quite some time to lose all the weight you want to lose remember to set intermediate goals and rewards along the way to stay motivated best wishes to you