Medical research

A step closer to identifying cause of a blinding disease

Leber hereditary optic neuropathy (LHON) is an inherited form of vision loss that causes people to have trouble with their colour vision and difficulty seeing in the centre of their visual field. Due to the founder effect ...

Alzheimer's disease & dementia

Alzheimer's-plagued Colombia region is focus of drug trial

The unusually high incidence of early-onset Alzheimer's disease in this isolated cattle town has thrust it to the forefront of global efforts to find a cure for the debilitating malady.