What preventive measure can significantly reduce the spread of STDs?

Consistent use of condoms is a highly effective preventive measure that significantly reduces the spread of sexually transmitted diseases (STDs). Condoms act as a barrier during sexual activities, which helps prevent the exchange of bodily fluids that can contain pathogens responsible for STDs. This barrier method is crucial not only for protecting against infection transmission but also for promoting sexual health.

While annual vaccinations can help prevent specific STDs, such as HPV and hepatitis B, they do not cover all sexually transmitted infections. Regular exercise and dietary choices, like opting for vegetarianism, contribute to overall health and well-being but do not directly impact the transmission of STDs. Therefore, the consistent use of condoms remains one of the most reliable methods for reducing the risk of STD transmission during sexual contact.