November 28, 2008 — LONDON (Reuters) - Mice fed junk food for nine months showed signs of developing the abnormal brain tangles strongly associated with Alzheimer's disease, a Swedish researcher said on Friday.

November 28, 2008 — NEW YORK (Reuters Health) - Mothers who experience violence or aggression at the hands of an intimate partner are at greater risk for maltreating their children than mothers who do not experience intimate partner abuse.

November 28, 2008 — NEW YORK (Reuters Health) - Depression increases the risk of death in patients with heart failure, but the risk apparently disappears with antidepressant use, according to a study.

November 27, 2008 — NEW YORK (Reuters Health) - Concern that treatment with tamoxifen and other "anti-estrogen" therapies in women with breast cancer may contribute to compromised brain function does not appear to be warranted, at least over the short term, according to a report in the medical journal Cancer.

November 27, 2008 — LONDON (Reuters) - Top-selling author Terry Pratchett will deliver a petition to British Prime Minister Gordon Brown on Wednesday calling for an urgent increase in funding for dementia research.