This book contains all the evidence needed to prove that a whole food, plant based diet is the best thing you can do to mitigate diseases and living a healthy life. The author also has a website where he blogs about various things nutrition and health.
I only drink water and tea with occasional coffee. No sugar in food/drinks. And I love exploring new and interesting vegan recipes.
Minimize high GI (glycemic index). It spikes blood sugar and insulin.
Eat many healthy fats. Avocados, Flax seed oil, etc.
Eat lots of high quality protein.