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The high dopamine levels introduced by nicotine makes mundane tasks like studying, doing chores or running errands too dull and unrewarding

The UBC TI is funded by the BC Ministry of Health to provide evidence-based information about drug therapy

"We recognise these make up a significant part of the available products and many have played a disproportionate role in the rise in youth vaping," Mr Califf said

Researchers measured the blood flow in each participants leg before and after vaping, and found that it took about an hour for blood flow and oxygen levels to return to normal

While nicotine use may increase testosterone levels, the amount of exposure to tobacco negatively correlates with testosterone levels