Many of us are in better physical condition than
our ancestors were at our age.
Not exact matches
The thrust of the genetic and archaeological evidence
is that the
ancestors of Native Americans walked or paddled from Siberia between 13,000 and 17,000 years ago,
at the height of the last ice
age.
The location, date, and composition of the artifacts suggest not only that our
ancestors had adapted to the climate, says Michael Waters, an archaeologist
at Texas A&M University, but that they may also have
been in a position to migrate across the Bering Land Bridge to North America before glaciers closed off the route
at the height of the last ice
age.
They add: «What
is similar between now and then
is the human genetic material, our genome, including ancient polymorphisms that
were uncovered to predispose the carrier to the development of atherosclerotic cardiovascular disease... however, our ancient
ancestors were certainly susceptible to many other conditions, such as infectious diseases, nutritional deprivation, and trauma, which often resulted in death
at an early
age, before atherosclerotic heart disease had a clinical impact.»
Modern mimic: The first formalized suggestion that we should
be relying on meat and modeling ourselves,
at least food-wise, after our cave - dwelling
ancestors came from The Stone
Age Diet, a 1975 book by gastroenterologist Walter Voegtlin.
They didn't have any knowledge of nutrition, they weren't able to eat nutritious, calorie dense food whenever they wanted due to the absence of agriculture, and their immune systems
were likely weaker than ours (living together in large numbers placed enormous selective pressure on our early agricultural
ancestors to develop strong immune systems, keep in mind that early human civilizations did not have indoor plumbing... so they
were sometimes exposed to fecal matter both from fellow humans and from livestock and they didn't have the kinds of disinfectants and anti-biotics we have today,) so for them to have serious health complications makes perfect sense, nature can
be very harsh and doesn't care how long its
been since your last meal or what your calorie and micro nutrient needs
are... a lot of people died
at very young
ages back then simply because they got sick and didn't have proper medical treatment or due to malnutrition or starvation.
It
is worth mentioning that a female Australian Kepli (a presumed
ancestor of the Australian Cattle Dog) has recently died
at the
age of 30 years old.
So for her to
be Peach's Daughter
is out, but for her to
be an
ANCESTOR is in, IF Rosalina
is, say traveling
at light or warp speeds, she would, relative to the Mushroom Kingdom's Earth - Like Planet,
age a lot slower than her descendants.
At the beginning of the ice
ages 2.5 million years ago, our
ancestors were walking upright but had ape - sized brains; they
were just starting to make stone tools.