Dieting in pregnancy is safe for women and does not carry risks for the baby, a review of research has suggested.
The British Medical Journal analysis looked at the findings from 44 previous studies involving more than 7,000 women.
At least three people in London with HIV have died after they stopped taking life saving drugs on the advice of their Evangelical Christian pastors.
The women died after attending churches in London where they were encouraged to stop taking the antiretroviral drugs in the belief that God would heal them, their friends and a leading HIV doctor said.
A drug which is already licensed for use could be used to treat sight problems in some albino people, say US researchers.