@doctor in the house. I used to be addicted to caffein, by way of taking energy drinks always, but after i had a serious heartburn, i quited, but the problem i have now is that all the joints in my body are no longer strong, when ever i engage in any activity that stresses any of the joints, i feel pains, as if i had a dislocation, and also i feel very tired and pants heavily this days afta any li2 stresful activity, pls how can these problems be stoped.