When it comes to your job, working more efficiently can help you earn more, since high achievers are usually first in line for promotions and raises. Nessel says her clients frequently experience increased focus shortly after improving their diets. How much can eating healthy help? One 2012 study published by Population Health Management found that eating an unhealthy diet puts you at a 66% increased risk of productivity loss. Another study in the Journal of Occupational and Environmental Medicine found that an unhealthy diet represented the highest risk for low productivity out of 19 possible risk factors, including lack of exercise, chronic pain and financial instability.

