Parents are the most important determinants of mental health in twins. Developmental Differences Between Twins and Single Children Twins, both identical and fraternal, develop very differently than ...

Identical, or monozygotic, twins develop from the same fertilized egg that splits into two. These twins are the same sex and share the same genes. Sometimes called paternal twins, identical twins ...

When you’ve just had identical twins, it’s normal to spend a lot of time looking down at their squishy little bodies and analyzing every subtle way they differ from one another. Unlike fraternal twins ...

Medical specialists are carefully assessing the anatomy of conjoined twins born in Mankweng as doctors consider the next ...