What visual problem is created by astigmatism?

Smoking cigarettes is a pervasive habit found in many parts of the world and a habit that could be explained by both microsociological and macrosociological forces. give an example of each that would be relevant to explaining the proliferation of smoking. how might your suggested micro- and macro-level analyses be linked

What is the targeted temp during acls

Is it rare to have scoliosis and double jointed shoulders?