 [ Symptoms ] hi my dad has a fever lower left quadrant pain he is tired and no appetite [ Disease ] thanks for your query let go of your anxiety gastroesophageal reflux disease is 80  corrected by simple diet and lifestyle modifications so i would suggest you try the following lose your weight if your bmi body mass index is 25 or above you need to lose weight coffee chocolates citrus juices tomato based products peppermints onion family beans etc are some of the food that you need to avoid to relieve the symptoms if you are fond of eating it is time to stop it reduce your food intake instead of increasing the quantity increase the frequency eat five short meals instead of three bigger ones if you sleep just after or within three hours of meal intake this habit needs to be stopped increase the interval when you sleep elevating the head at least 8 inches would be a good addition to the plan to combat gerd bending stooping and upside down hangings with all other unnatural postures need to be avoided your symptoms could also be due to multivitamin deficiency especially vitamin b12 deficiency hope this helps for more information consult a general medicine physician online   > <link>