Can you actually absorb calories from vaping? It's one of the most asked questions about vapes. The answer comes down to how e-liquids work, how many calories they contain and what happens when you inhale them. Tap the link in @BBCNews’s bio to find out why vapes are soon going to have less enticing names and flavours. #Vaping #Vapes #ELiquid #HealthExplainer #BBCNews