30% Higher Risk of Death Eating Meat

A 15 year study following approximately 30,000 postmenopausal women found that by substituting vegetable for animal protein (effectively removing or reducting meat and dairy consumption from their diet), their risks of coronary heart disease and cancer dropped 30%.

This shows a direct relation to the benefits of increasing consumption of vegetables and removing red meat and dairy, essentially a vegan diet.

Read more at:
Associations of dietary protein with disease and mortality- PubMed