Part of the reason it seemed that heart disease was only a man's problem is that most of the studies to define coronary risk involved only men.

Brought to Emergency Room Mr. Rodriguez was being guarded by two officers, the usual number except for prisoners defined as high risk.

"Admiral, would you care to define 'logical' risk?"

The agency defines negligible risk as no more than a one-in-a-million chance of contracting cancer over a 70-year lifetime of ingesting the chemical.

This allows for explicitly defined individual risk mitigation-something physical biometric technologies could never achieve.

"Entrepreneurs define risk differently than other people."

Decision sciences such as psychology and economics usually define risk as the uncertainty about several possible outcomes when the probability of each is known.

It seems to me we should define risk relative to age.

Publishing is a conservative industry, one that has been known to define risk as using a cover model with dark hair instead of blond.

The Nuclear Regulatory Commission defines risk as a combination of two factors: the probability of an accident and its consequences.