These are enlarged and twisting veins that appear bluish or purplish due to faulty veins supplying blood in the wrong direction. Which means the blood does not flow effectively, as it should. The apparent symptoms may include swollen & aching ...

There are many places where you can practice writing online. There is of course here, WriterShelf. I like it the best because of the ability to have multiple pen names. Still, it's good to have different places to write in addition to WriterShelf.