The phrase 'prevent the risk' is correct and usable in written English.
You could use it in a context such as: "Taking preventative measures is essential to prevent the risk of illness."
"It is impossible to ensure safety sufficiently to prevent the risk of a national collapse," Mr. Kan said.
China has for a decade forbidden lenders from buying stocks and bonds or offering nonbanking services, to prevent the risk of financial collapse through poor investment decisions.
The ECB cannot have been certain it could prove the offence, Gale was willing to take a lesser punishment to prevent the risk of it happening.
It recommends that the UK government plays an active role, ensuring that a management regime is based on sound science to prevent the risk of overfishing.
Hence, Defra has assumed that new and enhanced flood defences will prevent the risk to any additional homes from becoming significant, and that its original calculations, which ignored climate change, require no modification at all.
"It is vital that the right to an effective, publicly funded defence system is protected in order to prevent the risk of a sharp increase in miscarriages of justice.
For best results sprinkling a little horticultural sand or grit at the bottom of the hole will help ensure good drainage and prevent the risk of rotting, especially if you (like me) are gardening on heavy clay soils.
These result support that the system have certain advantage to prevent the risk of complication.
So that people can minimize or prevent the risk of virus spreading.
The restrictions were put in place in the 1980s to prevent the risk of HIV contamination.
But, in terms of user interaction, the presence of an obstacle can prevent the risk of falls.
