obesity: Body Mass Index for adultsEncyclopÃ¦dia Britannica, Inc.Obesity was traditionally defined as an increase in body weight that was greater than 20 percent of an individualâs ideal body weightâthe weight associated with the lowest risk of death, as determined by certain factors, such as age, height, and gender.
Define infancy: early childhood; a beginning or early period of existence; the legal status of an infant â infancy in a sentence early childhood; a beginning or early period of existence; the legal status of an infantâ¦ See the full definition
Conception means beginning of pregnancy from the union of sperm and ovum. It is also called as âfertilizationâ and it marks the beginning of development of a new individual in the womb of mother. Gestation means carrying the embryo inside the femaleâs uterus. It is the time period from conception to birth of the child.