Growing evidence is suggesting that vitamin D deficiency is more common that previously believed, and that vitamin D may play an important role in many common diseases such as heart disease and cancer.

FORBES: Vitamin D: Still More Questions Than Answers

Parkinson's pathway: A cellular network linking various regions of the brain may play an important role in the development and progression of Parkinson's disease, research published in the Journal of Experimental Medicine suggests.

WSJ: Exercise Benefits vs. Joint Concerns

Vigilance plays a role, but Shur suggested another factor may also play an important role.

CNN: Inside the witness protection program

He may well play an important role in this election, denying the established parties a stable majority and Italy a stable government.

BBC: Little sign of Europe's depression lifting

Now, when our government operations are larger and more complex than ever, the IG may play an even more important role than ever before.

CENTERFORSECURITYPOLICY: IG-handbook-cover-horiz-web-small

"All of these findings suggest that schools may have an important role to play in fostering resilience, " says the report.

BBC: UK pupils 'among least likely to overcome tough start'