"While wellness programs may prevent a few heart attacks here [and there] and make companies feel like they're improving health, [Al Lewis and Vik Khanna] argue that it is hard to justify the $10 billion wellness industry as it currently exists. They suggest that any savings employers are promised or see are more likely to be a result of the high deductible health plans so many companies have adopted in the last decade. To some extent, their arguments are vindicated by recent research."