No overall increase in dementia risk with MHT: study

But long-term use of oestrogen-progestogen therapy may raise the risk of Alzheimer's disease, UK researchers say

Exposure to menopausal hormone therapy is not associated with an overall increased risk of dementia in women aged over 55, a large observational study shows.

The findings, published in the BMJ, should provide reassurance to patients and clinicians about the overall safety of hormone treatments, the UK researchers said.