How different is your height compared to past generations?

BBC News 中文 - How different is your height compared to past generations?

你的身高和过去几代人相比差多少？ 身高主要由基因决定，但其中有一部分其实反映了个人的健康与生活条件，例如饮食、疾病，以及是否能获得医疗照护。 因此，观察大规模人口的平均身高变化，能够让我们了解人类过去的生活环境，也能看出当今世界不同地区生活条件的差异。 How different is your height compared to past generations? Height is primarily determined by genes, but some of it reflects an individual's health and living conditions, such as diet, illness, and access to medical care. Therefore, observing changes in the average height of large-scale populations can allow us to understand the living environment of humans in the past, and also to see the differences in living conditions in different parts of the world today.