I had thought about it. I believe it is related to the

muscle strength. Muscule in yellow is generally weaker than in white or black. My 2 cents, never have had chance to test.

所有跟帖： 

• 我印象中，眼科醫生是說，和我們亞裔的顱骨形狀有關。 -成功的小羊- ♀ (0 bytes) () 11/29/2023 postreply 14:33:18

• 亞裔中也就是中國日本朝鮮近視高，老撾苗族就很少。應該就是以前讀書人的基因流傳比較廣泛，東亞讀書人日子相對好也活得長。哈哈 -Midwestrural- ♂ (0 bytes) () 11/29/2023 postreply 14:42:30