Updated Apr 07, 2021 | 20:12 IST How much can stress mess with one's life? Some stress is good, but excessive stress can hurt a person in various ways. A news study says it also decides the gender of your baby. A baby's arrival is the sweetest thing in anyone's life | Photo Credit: iStock Images Key Highlights Doctors always highlight the need for family, friends and employers of pregnant women to provide support and reassurance to help them reduce stress. Several researches and outcomes point to the effect of stress on mother and baby, but the latest research carried out in Spain points to the determination of the baby's sex (gender) being governed by the stress levels the mother is subjected to.