UK travellers are contracting more serious form of malaria: Figures from the Health Protection Agency show there were 1758 cases of malaria in UK people who went abroad in 2006, eight of which were fatal. Although the number of UK people contracting malaria has remained stable over the past 20 years, the proportion of cases caused by the more dangerous Plasmodium falciparum species has risen to 79% from 40% in 1987.

Immigrants in the …