The benefits of whole grains most documented by repeated studies include:

• stroke risk reduced 30-36%
• type 2 diabetes risk reduced 21-30%
• heart disease risk reduced 25-28%
• better weight maintenance

Other benefits indicated by recent studies include:

• reduced risk of asthma
• healthier carotid arteries
• reduction of inflammatory disease risk
• lower risk of colorectal cancer
• healthier blood pressure levels
• less gum disease and tooth loss
  
  Additional Resources:
  http://www.wholegrainscouncil.org/whole-grains-101/health-studies-on-whole-grains