Rather than the exclusive focus on BMI and weight loss, focusing on maintaining an adequate level of physical activity throughout life is likely to be the most effective way to counter the deposition of abdominal fat and the adverse metabolic changes that accompany it.

FORBES: How Useful Is Body Mass Index In Predicting Long-Term Health?

It is intended to both increase the efficiency and effectiveness of grant programs by eliminating unnecessary and duplicative requirements and strengthen the oversight of grant dollars by focusing on areas such as eligibility, monitoring of sub-recipients, adequate reporting, and other areas that are potential indices of waste, fraud or abuse.

WHITEHOUSE: A Proposal for Better Management of Federal Grants

Authorities began focusing on Ivins in 2007, but he was unable to give investigators an "adequate explanation" when questioned by authorities about the long hours he had spent at the lab around the time of the attacks, according to the affidavit, which also said Ivins tried to mislead FBI agents by giving them false samples of the bacteria from his lab for analysis.

CNN: U.S. officials declare researcher is anthrax killer