Another PSA reading appears to show that cancer growth continues to be contained using diet and moderate exercise. PSA's in 2019 are 0.442, 0.435, 0.416, 0.427, 0.424, 0.431 and 0.415, this November.
These results come from a diet that minimizes insulin response and contains very little iron. The baseline is a vegan diet that allows some wild caught seafood, and does not allow foods that promote a large insulin response. I have no sweets, potatoes nor bread. Also, I walk about 2-2.5 miles per day, immediately after breakfast.