What is self-cleansing?

What is wrong if your head has been hurting on the left side and sometimes when you wake up your head will ache and give your teeth a numb feeling? Can loom band cause Cancer? What causes vision to be foggy after sneezing? Is it possible to be pregnant and have cramping or is the cramping from your polycistic ovary syndrome? If three urine test say that you are pregnant and a blood test says you are not what should you do and what else would cause three positive urine tests besides being pregnant? If you get your period not break through bleeding but actual bleeding the day you're supposed to does it mean you can still be pregnant? What is the purpose of electrocardiography? Do neighbor joining produces bifurcating or multifurcating nodes and explain why? Why are people sick sometimes? Can a Jehovah's witness Dr prescribe a blood transfusion? What is hyperosmolar syndrome? What does dem eyes mean? What are the treatments for fluid around the heart? Are you an enabler if you give an alcoholic money? What is the difference between the pig and human esophagus? What effect does exercise have on breathing and heart beats? What is the cause of brain failure? What has a tongue but can not talk eyes that can not see and a soul that can not be saved? How do doctors get a baby out your stomach from a miscarriage? What is the cause of excessive yawning?