Twins have proportionally less fat tissue accumulation in utero compared with singletons as early as 15 weeks of gestation, ...

Twins—smaller at birth, on average, than singletons—start out smaller in pregnancy than was previously known, according to a ...

A study from the NIH reveals that twins have smaller thigh volumes, less fat, and less muscle mass than singletons starting ...

Twins—smaller at birth, on average, than singletons—start out smaller in pregnancy than was previously known, according to a study by researchers at the (NIH).

The National Institutes of Health April 7 released a study that found twins — smaller at birth on average than singletons — ...