Diet and Disease

heart disease, arterial sclerosis, obesity,diabetes, cancer, etc etc...
in japan, they call them "life style disease".

there is a study on cholesterol level and the rate of arterial sclerosis among japanese (living in japan) and japanese american--3rd and 4th generation--.
(hiroshima university)

the diet of the first group, japanese living in japan, is mainly based on japanese style.
grain(rice), vegetables, fish, tofu, miso, soy sauce, and occatinally other animal protein.

while the second group's diet is typical "western/american diet". high in fat, animal protein, much less grain/vegetable/fruits.

the result

japanese american over 30 year old had a higher cholesterol level ----20 to 30 mg/dl

over 40 years old, japanese american had a much higher rate of arterial sclerosis.
on average, japanese american tend to have this disease 10 years earlier in their life than japanese on japanese diet.