If they are not diagnosed early in life sometimes the consequences can be quite devastating.
We hope that this evaluation will provide valuable new insights making a big difference to the lives of a number of children and we value your support.
More top news
Sleet, snow & spring sunshine
Fitbit has said it is investigating its Flex 2 fitness tracker after a US woman claimed she suffered second-degree burns while reading.
North and South Korea have held live-fire training exercises from the land, sea and air involving thousands of military troops.