Twins

Researchers have linked a newly discovered gene to persistent stuttering into adulthood – giving hope to those with severe speech disorders

Twins and other multiple birth babies face a higher risk of infant mortality, underscoring the need for specific healthcare guidelines

The number of families having multiple babies – like twins, triplets or more – has doubled in the last 40 years, but the support and advice provided to those families needs to catch up

Thirty-five years of twin research have led to incredible insights into how the environment and our genes impact our health