Pekingese, Shih Tzu and Staffordshire Bull Terrier among twelve dog breeds at risk of serious breathing condition

Scientists have identified a further twelve dog breeds as being at risk of Brachycephalic Obstructive Airway Syndrome – a condition that can cause serious breathing problems – including the Pekingese, Shih Tzu, Boston Terrier, Staffordshire Bull Terrier, Cavalier King Charles Spaniel, Chihuahua and Boxer.