This article is from the Aerobics Fitness FAQ, by firstname.lastname@example.org (Robles) with numerous contributions by others.
In the UK, CPR certification is not compulsory by law, but may be
required by health clubs and sports centres. Responsible exercise
teachers should seek CPR qualification in any case. The St. John's
Ambulance Brigade, the British Red Cross or the St. Andrew's
Ambulance Association all offer cheap CPR courses with widely