What is Point spread?

How big is 1.3cm kidney stone? What is meant by ovulation? What does hairy toes mean? Will herpes antibodies help protect against getting the same strain elsewhere on the body? Can you run with arthritis in the knees? How can you determine the blood pressure of an individual? Are you healthy if you just had a panic attack? What is the pigment that increased in many human populations that gives our skin the brown color? What has a tongue but can not talk eyes that can not see and a soul that can not be saved? Can Asperger's Syndrome kill you? What the femoral artery becomes at the knee? How many autistic people turn out to be brilliant? Is grapeseed oil gluten free? Does clindac a gel clear pimple marks? Deos the long term exposure to strip-n-All spray mist can cause bronchial infections? What is the difference in a bush cord of wood and a cord of wood? Bump in the back of my head I have had it for a while and I am scared of it plus my hair didn't grow where the bump is? WHY IS a neuron electrically active? Cartilage bump on the left rib cage is this a cartilage Will it go away I've had it for several years? Can adults be physically more flexible than children?