Maternal stress could leave epigenetic imprints on genes in the placenta associated with cortisol -- a necessary hormone for fetal development -- and this would affect the baby's development from very ...

Week 3 of pregnancy marks a crucial phase when your baby’s genetic blueprint begins to guide development. Although DNA is formed at fertilisation, this week is when genetic instructions actively ...

A research team showed that, contrary to current models, one early embryonic cell dominates lineages that will become the fetus. “They are not identical,” said Magdalena Zernicka-Goetz, a ...

Transforming a single diploid cell into a living and breathing infant over approximately 280 days is a complex and distinctive process. A successful pregnancy relies on many biochemical processes ...

Many in the medical community believe there’s clear evidence that a fetus – a developing baby in the womb – can’t feel physical pain until after the 24th week (6th month) of pregnancy. But other ...