Study done showed vegan diet effects brain functions negatively.
Vegan makes for dumb weak metro-sexuals, period.

If you are active you can eat most anything, eat a widely varied diet in reasonable portions.

A large study done last year the diet that won for health and strength was 5 pounds of bacon a week and eggs every day.

British military study, only those on a meat diet became stronger instead of weaker during long strenuous conditions.

Read up on any group that traveled through the wilderness, they eat meat or weaken.