Which benefits are first noticed once a tobacco user quits? psychological benefits societal benefits cardiovascular benefits respiratory benefits

What is the best approach to selecting safety equipment for an activity

Answer in a couple of paragraphs, 1 or 2 at the most if anything! 20 points + brainliest--> explain what all the systems in your body do to work together < --list of systems needed: circulatory systemrespiratory systemdigestive systemexcretory systemnervous system

Explain why hiv is a life-threatening sti.