Tweet. Obviously, the answer depends on how fast you walk, but the average person, walking without children can walk a mile in about 20 to 30 minutes. In contrast, you can run a mile in 5 to 9 minutes. If there are inhinderances like steep or uneven terrain, add time to your journey.
Thus, the gestation period for humans in days can be calculated as 280 days. However, the actual gestation period, as compared to other mammals, is around 267 days. But then what is the average gestation period for humans? It is taken to be about 259 to 294 days.
So most of the time, the start of the gestation period is taken to be from the beginning of the previous menstrual period. Also, there are many more factors that decide the time that the embryo takes to develop into a full-grown baby. How Long is the Gestation Period for Humans.This interval between the last menstrual period to childbirth is roughly 40 weeks. Thus, the gestation period for humans in days can be calculated as 280 days. However, the actual gestation period, as compared to other mammals, is around 267 days.o most of the time, the start of the gestation period is taken to be from the beginning of the previous menstrual period. Also, there are many more factors that decide the time that the embryo takes to develop into a full-grown baby. How Long is the Gestation Period for Humans.