Many mothers of infants experience days of worry and weeks of work—an experience made so much harder by the presence of a crying infant. Up to 20% of mothers in developed countries report excessive crying in their infants. Although often thought of as a benign, self-limiting condition, infant crying—in particular, crying that lasts more than 3 h per day, for more than 3 days per week and for mo...

anxiety comprises many clinical descriptions and phenotypes. a genetic predisposition to anxiety is undoubted; however, the nature and extent of that contribution is still unclear. extensive genetic studies of the serotonin (5-hydroxytryptamine, 5-ht) transporter (5-htt) gene have revealed how variation in gene expression can be correlated with anxiety phenotypes. complete genome-wide linkage s...

Children and young people living in households affected by HIV are experiencing poorer educational outcomes compared to their peers. This article explores how different forms of marginalisation interface and manifest themselves in classroom concentration problems, undermining their education. This mixed qualitative methods study was conducted with teachers and pupils from three primary and thre...