Is the life-span the shorter the man the more muscle have? men build up body

Is the life-span the shorter the man the more muscle have? men build up body
Relatively women of man's muscle are developed, because the man needs to fight and go hunting. By the look of angle evolving, muscular " Meng man " Not only show his physical stamina and strength are relatively good also can raise wife's job, protect the home on behalf of him, it is a good backer.
Such ancient aesthetic conceptions have been used till today all the time, so women have been relatively attracted by the vigorous man of muscle.
This kind of phenomenon of competing with member of the same sex and showing off to the opposite sex's members, it is one kind " The sex choice " Evolution form. It is this kind of evolution form that has created deerhorn and peacock's tail, the evolution form that it is the sex choice too has created the man's muscles.
Become " Meng man " Have a lot of advantages.
Research reveals, the more developed the man's muscles are, the more sex companions in all one's life are, and the sex experience begins relatively early. However, keep muscles often quite expensive, because the competition is fierce, only the most developed Meng man of muscle could carry off the beauty and return, so the man nearly puts into the ample resources regardless of the consequence, hope to strengthen one's own sex attractiveness.
One is according to national hygiene and data of the nutrition survey organization, not only expensive to maintain male muscles, but also regard health as the cost even more.
This organization has investigated 12,000 American men and women within six years, the result reveals man's demand for calorie is 50% more than that of the woman, if even after adjustment of different activity levels.
Study, reveal even, man's muscle quantity is that they absorb measuring the index the most importantly of calorie, than their job and weight index of the height (BMI) It is more important.
In addition, many muscles have another cost. Because the man spends too much nutrition keeping muscles strong, its immunity is more inferior than the woman. So, the Meng man with the more with the higher density muscle, low its immunity be, the life-span may be relatively short too.
Since being ancient, have kind chance of seeking a spouse in a short time by muscular the intersection of Meng and man, but the contest that the modest man is seeking a spouse finally might not be a loser. Though the thin and weak man experience may come relatively late, they live and have longer than Meng man, they will often adopt " Struggle against the long life " Tactics,it is compare favourably with and last Meng man even number not to last sex received companion.
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