Nicotine use in teens linked to higher depression and anxiety rates, especially with vaping and smoking combined. A large study of over 60,000 U.S. middle and high school students found that teens Vapouriz Fuse Vape Pen Black Electronic Cigarette Starter Kit Vapozen Ustaritz (64480) Horaires & contact E Z Quit Inc.'s Artificial Cigarette Reusable Plastic Cigarette Altria closes e cigarette brands as it eyes Juul, awaits iQOS decision Young users of electronic cigarettes exhibit reduced cardiorespiratory fitness Journal of Applied Physiology American Physiological Society