The draining lava left long, tube-like caverns. Of the four caves in this particular cluster, only Boyd Cave is now open to hikers. Arnold Ice Cave is filled with ice. Skeleton and Wind Cave were open to hikers until 2007, when they were gated closed to prevent vandalism and protect hibernating bats.
On the other hand, asthma is an ongoing chronic condition that has acute flare ups and chronic pulmonary insufficiency due to airway reactions that cause the bronchial tubes to be partially obstructed. This results in shortness of breath, chronic cough, frequent chronic bronchitis, chronic pneumonia and wheezing.
Mar 13, '14 by SwansonRN. Dyspnea and SOB can essentially mean the same thing. If anything, dyspnea can mean painful/difficult breathing whereas shortness of breath is the sensation of not getting enough air. As far as your second question, I don't really know what you mean.