# Why sg vape Results Can Mislead Youth - Guide 015
# Why sg vape Results Can Mislead Youth - Guide 015 Nicotine and Dependence Most vapes contain nicotine, which alters brain reward pathways and can create dependence within weeks of regular use. Signs include cravings, irritability when unable to vape, escalating puff frequency and failed quit attempts. Youth brains are more sensitive to these effects, affecting attention and mood regulation. Dependence makes quitting harder over time, which is why early help from scho