i have been so tired latley i cam falling asleep as soon as i sit down! i have gained about 30 pounds in the last year, 10 of which i have gained in the last 2 months or less i have absolutly no energy or modivation. i have conctatly been sick the last 2 weeks i have constaly had stomache aches and end up spending time in the washroom atleast 2wich a day sick! i need to figure out what is wrong with me! i usto go to the gym, ride my bike everywhere, walk anything that kept me fit! now i dont even wanna walk around my school cuz im so tired and lazy!! please help