There is a vaccine available to prevent infection of most strains of which sti?

Which term defines one's age as measured by how well the body is working? chronological age biological age social age mental age

Ireally need to know this answer asap

Which of the following is not true about a good stretching routine? a). can be hurried up once have it memorized b). improves issue elasticity and flexibility c). should last a minimum of five minutes d). prevents injury and increase athletic performance