Ｏｆｆｉｃｅ　Ｕｎｏ　ｃｏｌｕｍｎ：　Ｙｏｓｈｉｈａｒｕ　Ｕｎｏ，　ＰｈＤ


 進化




For sumo in Japan, I believe should be weight limit.


They are sumo wrestlers of 100 years ago.

100年前



Next, modern sumo wrestlers.

Ｄespite the fact that have the same movement, their body fat is increasing.

 現代


This is a very important evidence.


They are medically obviously sick.


Wrestlers that BMI is 45 or more must do treatment.