<unk>  (also called<unk>  or protected<unk>  is a set of practices that are designed to reduce the risk of infection during<unk> ual intercourse to avoid developing<unk> ually transmitted diseases (STDs). Conversely, unsafe<unk>  refers to engaging in<unk> ual intercourse without the use of any barrier contraception or other preventive measures against STDs.<unk>  practices became prominent in the late 1980s as a result of the AIDS epidemic. Promoting<unk>  is now a principal aim of<unk>  education.  From the viewpoint of society,<unk>  can be regarded as a harm reduction strategy.<unk>  is about risk reduction, not complete risk elimination.
Although<unk>  practices can be used as a form of family planning, the term refers to efforts made to prevent infection rather than conception.  Many effective forms of contraception do not offer protection against STDs.
Safe sex
Barrier contraception
Prescription drug
Special education
Essential medicines
Alternative medicine
Family planning
Cosmetic pharmacology