Casati, Sedefov, & Pfeiffer-Gerschel, 2012)
After 72 hours (3 days): Breathing becomes noticeably easier as the bronchial tubes in your lungs begin to relax
These pose risks to environment and human health, requiring specialized handling and disposal
Framework for Custom Blends Base layer (4050%): Mullein, raspberry leaf, or marshmallow leaf Primary active (1525%): The herb that defines the blend's character (chamomile for calm, peppermint for clarity, white sage for ceremony) Secondary active (1015%): A complementary herb that supports the primary (rose with chamomile, rosemary with peppermint, mugwort with sage) Accent (510%): A signature touch (lavender, gotu kola, calendula) Start conservatively with new herbs
E-cigarette users were identified by participants self-reporting of any e-cigarette use during any round of the data collection