Despite its name, morning sickness can occur at any time, day or night. It usually begins around the 6th week of pregnancy, peaks around week 9, and disappears by weeks 16 to 18. Say this using Spanish
Suelen iniciarse alrededor de la sexta semana de embarazo, alcanzan su máxima expresión en torno a la novena semana y desparecen entre las semanas 16 y 18.