Medical News Today: What factors influence a person’s height?

about 80%of a person’s height. This suggests, for example, that high people tend to have kids who likewise grow up to be high.

Individuals normally grow up until they reach 18 years of age. Prior to then, a series of environmental factors can affect how tall they become.

This post covers the elements that affect an individual’s height, some ways people can increase height throughout advancement, and whether grownups can increase their height.

Infants and kids grow continually. This is because of changes in the growth plates in the long bones of their limbs.

As the development plates make brand-new bone, the long bones get longer, and the child gets taller.

People grow the fastest in the first 9 months of life, prior to being born. After birth, this slows down.

When a kid is 8 years of ages, they will grow at approximately 2.16 inches (in), or 5.5 centimeters (cm), annually.

That stated, teenagers will have a “growth spurt” around the time of the age of puberty. After this, the development plates stop making brand-new bone, and the person will stop growing. The hands and feet stop growing initially, then the arms and legs. The last location to stop growing is the spine.

Due to normal aging processes, people start to lose height gradually as they grow older.

The following aspects can affect how tall a person will end up being:


DNA is the main factor figuring out an individual’s height.

Researchers have actually recognized more than 700 various genes that figure out height. Some of these genes affect the growth plates, and others impact the production of development hormonal agents.

Regular height ranges are different for people from various ethnic backgrounds. Once again, this is figured out by their DNA.

Some hereditary conditions can likewise affect an individual’s adult height, consisting of Down syndrome and Marfan syndrome.

Hormonal Agents

The body produces hormonal agents that advise the development plates to make new bone. These consist of:

  • Development hormones: These are made in the pituitary gland and are the most crucial hormonal agent for growth. Some health conditions can limit the amount of growth hormones the body makes, and this can impact height. Children with a rare hereditary condition called genetic development hormonal agent shortage, for instance, will grow at a much slower rate than other children.
  • Thyroid hormonal agents: The thyroid gland makes hormonal agents that influence development.
  • Sex hormones: Testosterone and estrogen are extremely essential for growth during puberty.


Males tend to be taller than women. Males might likewise continue growing for longer than females. On average, a man is 5.5 in (14 cm) taller than an adult woman.

According to the Centers for Illness Control and Avoidance (CDC), in the United States, the typical male is 69 in (1752 cm) high, and the average woman is 63.6 in (1615 cm) tall.

Learn more about what age women stop growing and what age young boys stop growing here.

People can not control most of the elements that affect their height. This is due to the fact that they are determined by DNA, which they can not change.

However, some elements can increase or lower growth throughout childhood and the age of puberty. Growing children and teenagers can take some steps to optimize their adult height. These consist of:

Guaranteeing great nutrition

Nutrition plays a really crucial function in growth. Children without excellent nutrition may not be as tall as children with appropriate nutrition.

Nutritionists advise that kids and young people eat a varied, well balanced diet with a lot of vegetables and fruit. This will ensure that they get all the minerals and vitamins they require to prosper.

Protein and calcium are especially essential for bone health and growth. Some protein-rich foods consist of:

  • meat
  • poultry
  • seafood
  • eggs
  • legumes
  • nuts and seeds

Some calcium-rich foods consist of:

  • yogurt
  • milk
  • cheese
  • broccoli
  • kale
  • soybeans
  • oranges
  • sardines
  • salmon

Guaranteeing good nutrition throughout pregnancy is also essential for the bone health and growth of the fetus.

The World Health Company (WHO) recommend that pregnant females consume a variety of foods, consisting of “green and orange veggies, meat, fish, beans, nuts, pasteurized dairy items, and fruit.”

Getting sufficient sleep

Sleep promotes development and advancement in children and teenagers. During deep sleep, the body launches the hormones it needs to grow. Getting enough sleep might therefore enable ideal development.

Getting regular exercise

Routine exercise is also important for normal physical advancement. Playing outdoors or taking part in sports, for instance, can make bones healthier, denser, and stronger.

Once an individual has been through adolescence, the growth plates stop making brand-new bone. They fuse together, and the individual stops growing. This suggests that when an individual reaches 18 years of age, they are not able to increase their height.

Practicing great posture and keeping the back and core muscles strong can enable an individual to stand straighter and appear taller.

Find out more about growing aspects that affect height as an adult here.

Height is mostly determined by DNA. Nevertheless, environmental elements such as nutrition and exercise can impact growth throughout development.

As children age, they require great nutrition and lots of exercise to assist their bodies make the hormonal agents they require to grow. Teens will experience a development spurt during adolescence. After that, their bones will stop growing, and they will not get any taller.

Excellent nutrition throughout pregnancy is likewise crucial for the future bone health and growth of the child.

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