Run, jump, duck, and COUGH your way past everything that's bad for your lungs.
← / A back → / D forward — reposition yourself
↑ / W / tap right — Jump
↓ / S / tap left — Duck
SPACE / C / tap middle — COUGH (blasts away smoke & steam clouds, costs breath)
Watch out for cigarettes, ashtrays, smoke clouds, hot tubs, steam, and Sal the Smoker, who keeps blowing clouds your way.