This meet with the source was the first of many high-risk activities my team was going to undertake in the next few days.

There are some high-risk activities where at least one other person may need to be present.

Once, when I described how we expose girls to rappelling and other high-risk activities, one man teared up as he spoke to me.

Army officials hope that by utilizing the program, there will be a reduction in high-risk off-duty activities.

Big-time athletic programs are often the most visible and high-risk activities of a university.

Heavy alcohol use is another high-risk activity associated with oral cancer.

"But the big-brother stuff wears thin when you have a lot of people engaged in high-risk activities."

These works document a high-risk activity in which all changes are radical and the chance of disaster is constantly at hand.

Use of alcohol and other toxic liquids is another high-risk activity associated with oral cancer.