Laura Middleton says the research showed that even low-intensity activity reduced the risk of thinking problems and memory loss.

VOA: special.2011.07.27

Inspectors made unannounced visits to ensure companies are managing high-risk activity, such as working at height.

BBC: HSE fails quarter of London building site safety checks

Let's prohibit them from really high-risk activity.

FORBES: Magazine Article

"This fly-by is a very high-risk space activity, " said the mission's chief engineer, Marc Rayman.

CNN: Spacecraft set for risky asteroid flyby