Is your child hyperactive? Does he show impulsiveness, poor co-ordination and a short attention span? The term hyperactivity, or hyperkynesis, has now given way in medical circles to “minimal brain dysfunction”. In children with this condition, there is no demonstrable cause and it occurs in the absence of other neurological abnormalities. There are some doctors [...]

It is possible to find some types of cancer before any symptoms have developed, that is, while a person is still perfectly healthy and has noticed absolutely nothing wrong. This is discussed at the end of this chapter. However, most cases of cancer are diagnosed after one or more symptoms have developed. I described ni.mv [...]