Javascript is either disabled or not supported by this browser. Javascript is either disabled or not supported by this browser. This page may not appear properly. A baby's heart begins to beat between the eighteenth and twenty-fifth day.
Brain waves begin as early as forty days.
Babies as early as twenty weeks can survive outside the womb. At eight weeks, a baby is perfectly formed, just small scale. Every organ is present, and the heart beats sturdily. At ten weeks the baby is sensitive to touch. The child can frown, squint and swallows.