Maybe you are overdoing the workouts Relax and take a healthy diet full of simple proteins like toned milk and curds and lassi Boiled eggs Steamed fish etc Drink lots of water and ors Tea and clear soups Less fats and complex carbs like maida or complex meat like mutton or chicken Get eyesight checked Deworming to be done Albendazole one tablet only Metrogyl 200 mg twice a day after food for 3 days Excess saliva can be GERD reaction due to empty stomach and lots of acid and bile added to stomach but no food. Drink warm water and honey frequently so that the collected acid is washed out to move forward in foodpipe