How did America be develop?

How much percent does your brain use when you read? I have taken 2 positive pregnancy tests but am lightly bleeding is this normal? After the physical barriers what is the first line of defense in the body? What will happen to a person if they kill a pregnant woman? What nervous system controls the skeletal muscle contractions? Why do you wake upwith head cold symptoms after using your cpap machine? How is blood oxygenated in the lungs? What are my chances of having a c section as I have placenta previa? Ive 2 healthy children aged 7 and 5 is it safe to have a third at the age of 37.? Is it possible for a girl to get pregnant with out a boy? Why can't you stop yawning? Is diabetes spread through blood or air? Why cannot feel a full bladder after a hysterectomy? What is Panophobia the fear of? What is a term used to describe an embryo 8 weeks after fertilization? Truenervous very very dreadfully nervous I had been and am but why will you say that I am mad The disease had sharpened my senses not destroyed not dulled them Above all was the sense of? Can you take prenatal vitamins and b6 together? Is diabetes an allergy? How long does a white discharge after having a period last? Does sleeping in really make you more tired?