"A precautionary approach is still reasonable, but with luck this should dispel any guilt and anxiety felt by women who have an occasional glass of wine while they are pregnant."

Health professionals found it difficult to identify risks with a mentally ill mother who later jumped off a cliff with her newborn daughter as she was "articulate" and "middle class", a review has found.

Men who eat more than 10 portions of tomatoes each week have an 18% lower risk of developing prostate cancer, new research suggests.