Boot camp workouts can vary. They generally include a fairly intense mix of aerobic, strength training and speed elements within each class session. ...
A boot camp workout is essentially a type of interval training — bursts of intense activity alternated with intervals of lighter activity.
A short but very difficult training program : a program or situation that helps people become much better at doing something in a short period of time. See the full definition for boot camp in the English Language Learners Dictionary.
