The best-known member of the genus Atropa is Deadly Nightshade (A. belladonna) - the poisonous plant par excellence in the minds of many.
According to ACE's standards, it is normal for female athletes to have between 14 and 20 percent body fat, for fit women to fall between 21 and 24 percent and for average women to have between 25 and 31 percent body fat.
Women need to have more body fat than men so they can bear children, so they tend to average a less lean body mass than men. For example, a woman with between 25 and 31 percent body fat would be considered average, but for a man, the average amount of body fat is between 18 and 24 percent.