That is, for boys you can explain about 64 percent of the variation in adult height by knowing height at age 4. This is a reasonably strong correlation, and means that kids who are
It really depends on your genes. If a kid is tall, but they have short parents, there is not a high chance that they will be a tall adult unless they have tall family members. My friend's parents were only 5′2 and 5′7, but my friend was pretty tall.
How Tall Should a 12-Year-Old Be? We can only speak to national average heights here in North America, whereby a 12-year-old girl would be between 137 cm to 162 cm tall (4-1/2 to 5-1/3 feet). A 12-year-old boy should be between 137 cm to 160 cm tall (4-1/2 to 5-1/4 feet).
Most will have reached their adult height by the time they are 14 or 15 years old. This major growth spurt happens during the phase of physical and psychosocial development known as puberty. Everyone starts puberty at a different time, and genetics largely determines growth patterns.
The expected average height of a healthy population should be 163 cm for women and 176.5 cm for men – as defined by the WHO growth reference standards. Interestingly, the global average height is 159.5 cm for women, and 171 cm for men – it's lower than we'd expect.
Is the height of 174 cm considered average or tall for Indian men? Without going into statistics, 174 or 5′ 8″ will fall into the upper end of the average band. Today a 5′9″ man can possibly be considered tall, but that is starting point of the band.
Increasing your height after 18 is not possible, even through nutrition and exercise, because the growth plates stop growing. The growth plates (epiphyseal plates) are present at the end of long bones.
Changes in Boys
They tend to grow most quickly between ages 12 and 15. The growth spurt of boys is, on average, about 2 years later than that of girls. By age 16, most boys have stopped growing, but their muscles will continue to develop.
Though it's probable that your real height is close to your predicted height, this isn't always the case. It's entirely possible for two short parents to have a tall child, and vice versa. It's just more likely that the child of short people will end up vertically challenged.
If you are a man with average height, you can expect your son to be a few inches (centimeters) taller than you. This is because the regression line and the SD line both coincide at the average heights. For instance, a father with an average height of 67.7 inches (172cm) will have a 68.7-inch-tall (175cm-tall) son.
Add the mother's height to the father's height in either inches or centimeters. Add 5 inches (13 centimeters) for boys or subtract 5 inches (13 centimeters) for girls. Divide by 2.
“Children who are short because their parents are short (familial short stature) or due to no obvious underlying cause (idiopathic short stature) usually grow at a normal rate for their age, or a slightly slower rate, and they track along a centile line on the growth chart,” says professor Dattani.
Taller women generally have taller children. Tall fathers have tall or average children a lot of the time, but women that are tall tend to have very tall children. Even if their husband is of average height.
In both sexes, height growth continues until the growth plates close toward the end of puberty. Growth plates usually close at 15–16 years old in girls and at 17–18 years old in boys. However, this period can rarely continue until a person is 19–20 years old.
Around 60 to 80 percent of a person's height is determined by the genes. The remaining 20 to 40 percent is due to environmental factors like lifestyle and nutrition. It is said to be almost impossible to grow height after the age of 18.
Try a Higher Waist
It sounds counterintuitive because a higher waist can shorten the appearance of your torso, but a higher waistline does elongate the visual line of your legs, making you look taller. As a shorter men, a general rule of thumb is that you want your legs to look taller.
Average sizes of men and women
In the US, the average male is 1.77 m tall. The average US-american woman reaches 14 cm less with a height of 1.63 m.
For parents of children diagnosed with short stature, the biggest concern is the emotional toll on their loved ones. According to the U.S. Food and Drug Administration, short stature means an estimated final height below 5 feet 3 inches for boys or 4 feet 11 inches for girls.
Technically it is average. The worldwide height is 170 cm for men and 152 cm for women. In most countries the average starts from 160 cm and may reach up to 182 cm. So with your 176 cm in height, you're above world average and slightly shorter than the average heights in Europe and the US.