The high prevalence of latent tuberculous in old age homes is responsible for the high rate of active tuberculosis due to reactivation.

'Did IVF make my son ill?' BBC News - The fertility watchdog is recommending women undergoing IVF routinely only have one embryo implanted, because of the risks to mother and babies of multiple pregnancies.

New Study Supports Safety of Low-Carbohydrates Diets, but May Not Be Enough to Revive Trend