The term men refers to more than one man or male. Having masculine qualities and tendencies, a man is an adult male human being man. http://www.thefreedictionary.com/man. Whereas the word boy refers to a male child or even male adolescent, the word man refers to an adult male.
Physically, a boy becomes a man during what is called puberty. Puberty in boys happens later than it does it girls and usually starts in the early teen years and can continue until about age 19. During this time a boy usually grows taller, becomes more muscular, has his voice deepen and often takes on tasks – depending on the culture – that makes him independent and able to care for a family.
Changes also happen in the boy’s pubic region. He becomes sexually mature, grows pubic hair and is capable of fathering children. This is due to the production of semen in the testicles. Because a man is unable to carry a child, this is what makes him significantly different from his female counterpart.
Upon conception, a male is determined by matching an X chromosome, or female chromosome, with a Y chromosome, a male chromosome. This determines whether or not the child will be a boy or a girl and happens completely at random.
Men usually grow taller than women, are physically stronger and have deeper voices. They also, on average, can have a five- to 10-year shorter life span than women. This is due to a variety of reasons, including lifestyle choices and other factors.
The oldest man known to have lived was Habib Miyan of India.http://worldamazingrecords.com While many believe him to have lived until 138 years old, dying in 2008, Indian pension records list him as being just a mere 129. Blind for 50 years, six years before he died, he became one of the oldest people to make the pilgrimage to Mecca - a lifelong goal for the devout Muslim.
Video On Men's Health
Because all over the world men's life expectancy is several years less than that of women's, these professionals are tackling the questions of why is that so? Is it genetic? Lifestyle based? A combination of the two. By working closely with your health care professional you can hope to lead a long, healthy life.