Stressed Pigs, One Man and His Shires, Sugar

Scientists have found that pigs living under stressful conditions are more likely to develop viral symptoms including diarrhoea, breathing problems and weight loss. Researchers at the Royal Veterinary College looked at what happened when pigs were kept in hot or crowded pens.

We explore why there's been an oversupply problem on so many farm commodity markets of late.

And, we meet a man whose passion is Shire horses.

Presented by Sybil Ruscoe and produced by Sarah Swadling.