Diseases, Conditions, Syndromes

Meningitis outbreak in Niger kills 18: WHO

At least 18 people in southeastern Niger have died of meningitis in the past three months, the WHO said Wednesday, warning that the outbreak could spread to other countries.

Diseases, Conditions, Syndromes

Meningitis epidemic in DR Congo kills 129

An epidemic of meningitis has been declared in northeastern DR Congo, where 129 people have died, the World Health Organization (WHO) said on Wednesday.

Genetics

Researchers map previously unknown disease in children

Two children from Europe and one from Canada, aged four, six and 10, suffer from a previously unknown disease that causes epileptic seizures, loss of magnesium and reduced intelligence. There is currently no way to treat ...

Genetics

Two genes help older brain gain new cells

Two genes act as molecular midwives to the birth of neurons in adult mammals and when inactivated in mice cause symptoms of Fragile X Syndrome, a major cause of mental retardation, a new Yale University study has shown.

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Mental retardation

Mental retardation is a generalized disorder, characterized by subaverage cognitive functioning and deficits in two or more adaptive behaviors with onset before the age of 18. Once focused almost entirely on cognition, the definition now includes both a component relating to mental functioning and one relating to individuals' functional skills in their environment.

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