Which of these is the healthiest way to quit smoking cigarettes?

A. smoke only menthol cigarettes
B. use dip
C. smoke e-cigarettes
D. use nicotine patches

Which of the following can be effective in preventing the onset of viral infection in humans? a) taking vitaminsb) getting vaccinatedc) taking antibioticsd) taking drugs that inhibit transcription

What is the purpose of pre-exposure prophylaxis

Which exercise strategy is not effective? trying to make up for lost time becoming solution focused developing a habit using a support system