20-30, ACTIVITY, ADULT, ALICE, ALONE, ANGINA, BREAK, BREATH, BREATHLESSNESS, BSIP, CHEST, DEFICIENCY, EFFORT, EUROPEAN, FAINTNESS, FEMALE, FROM, HEART, HUMAN, OUTDOORS, PAIN, PARK, PERSON, PHYSICAL, RESPIRATION, RESPIRATORY, SPORT, SUFFERING, THORAX, WOMAN, YEARS,