Are older siblings shorter?

Those with several older brothers are most affected, the study finds. Medical records show that by the age of 10, such children are already significantly shorter than the average. In a family of four children, the siblings were 2.5cm shorter than average. The youngest child was most affected.

Can height skip generations?

Yes and No. Humans come in a variety of heights — and genetics play a key role in determining whether you will be short or tall. There’s much more than just heredity to consider before assuming a person will automatically be the same height as their parents.

Do younger brothers grow to be taller?

Yes, my friend, younger brothers grow to be much taller. Ah, the power of vitamins. I wish they had vitamins when I was a kid. My younger brother blossomed to a height of 6′3″. Me? Oh, I’m a veritable giant among men.

Why is my younger brother shorter than my older brother?

If the older brother started puberty earlier than the younger brother, chances are that the older brother will be the shorter one, as the earlier puberty begins, the shorter you’ll be, because you develop for a shorter period of time compared to most people.

Can two siblings have different genes for height?

Usually these numbers are a result of studies based on twins that were raised apart. So even within family there is variation, you get half your genes from each parent. Which half it random, so two siblings can get different genes for height. Just like one brother can have blue eyes and one can have brown eyes.

Does height depend on genetics?

If the environment they live in is fairly equal and nutritional food is available, genetics are the main influencer of height. It can go back many generations. I have a cousin who is 6′9″ tall and his wife was 5′1″ tall. Their oldest, a son, is about 5′8″ and his brother is 6′5″ and his sister 6′2″.