anisha answers for you.

1. as what i recovered from some written materials it has shown that cystic fibrosis is found only in white skinned community as europeans. so it is likly to happen that indians are not the sufferers of this condition.

2. contraindications for treadmill testing are:
1. systolic pressure should not exceed 220 to 240 mmhg.
2. diastolic pressure should not exceed 120mmhg.
3. respiration should not be labored.
4. the patient should not have perception of shortness of breath,
5. the increase in blood flow while exercing.
6. results in change in skin ,cheeks etc. they become moist warm pink


3.cardiac conditioning exercising are aerobic exercise training(conditioning):
it is an augmentation of energy utilization of the muscles by means of exercise program.
>training is dependent on exercise of sufficient intensity,duration and frequency.
>training produces a cardiovascular and or muscular adaptation and is reflected in an individuals endurance.
>training for particular sport or event is dependent on the specificity principle.