
Youngest children in their class with ADHD are just as likely to keep the diagnosis when enter adulthood as older pupils in their year group. In the past, scientists have questioned the validity of ADHD in younger pupils, arguing they are only diagnosed because they are less mature than their peers. But this study shows that these children are no more likely to lose ADHD diagnosis over time than those born towards the start of the school year.
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Common chemotherapy drugs don't work like doctors thought, with big implications for drug discovery
A new study suggests that chemotherapy may not be reaching its full potential, in part because researchers and doctors have long misunderstood how some of the most common cancer drugs actually ward off tumors.