Questionaire - Contusions of the chest - WAKEBOARDING

Year of birth
How many years have You been practising wakebording intensivly?
How many hours a week are You wakebording (average of a year)?
How often a week do do fall with the chest on the water?
Did it happen, that You found blood in the coughed mucos of Your lung?
- If "YES" - how often a week?
Do You smoke?
Did You already suffer a - so called - contusion of Your lung in Your life (maybe after a car-accident)?
Are other lung- diseases known?
If "YES" - which diseases(?):