prevalent in the united prevalent in women prevalent problem prevalent today prevaricating prevarication preveli prevenar prevent prevent a disease prevent a fall prevent a fire prevent a heart attack prevent a major prevent a new prevent a person prevent a possible prevent a recurrence prevent a relapse prevent a second prevent a similar prevent a tragedy prevent a war prevent a woman prevent abuse prevent access prevent accidental prevent accidents prevent accumulation prevent acid prevent acne prevent acute prevent additional prevent age-related prevent aggregation prevent aging prevent air prevent alcohol prevent allergic prevent allergies prevent an accident prevent an attack prevent an infection prevent and address prevent and alleviate prevent and combat prevent and cure prevent and deal prevent and detect prevent and eliminate prevent and fight prevent and manage prevent and mitigate prevent and punish prevent and reduce prevent and relieve prevent and resolve prevent and respond prevent and reverse prevent and stop prevent and suppress prevent and treat prevent anemia prevent any damage prevent any further prevent any future prevent any kind prevent any risk prevent anyone prevent anything prevent asthma prevent attacks prevent back prevent backflow prevent bacteria prevent bacterial prevent bacterial growth prevent bad prevent bad breath prevent bleeding prevent blindness prevent blood prevent blood clots prevent blood clotting prevent bloodshed prevent body prevent bone prevent brain prevent breakage prevent breast cancer prevent bullying prevent burning prevent burns prevent cancer prevent car prevent cardiovascular prevent cardiovascular disease prevent cavities prevent certain