Dr. Mark Alan Klaas M.D.

Emily Sorensen is all smiles as she wears her autographed BYU batting helmet, cheering on her new team on the softball field. For her mom, Yannie Sorensen, seeing her little girl energetic and excited is a priceless gift. Emily suffers from cystic fibrosis, and since she was a young child, she has...

If you have cystic fibrosis, chances are that at some point you have had difficulty breathing due to mucus build-up in your lungs. That thick mucus can make it more than just hard to breathe, as it can cause inflammation and increase your chance of injury. Clear airways may be just around the corner...

What is Bronchitis?We often run under weather catching a flu or a cold that stays on for a couple of days to weeks, after which we normally get back to normal. However, sometimes even a small infection of cold or flu, could turn into a bronchitis infection causing much disturbance to your normal...

What is Bronchiolitis?Bronchiolitis is a viral infection of the respiratory system, usually affecting the smallest air passages known as the bronchioles. Bronchioles are part of the lungs that control the airflow in and out of the lungs. When these bronchioles become infected, they tend to swell and...

Can COPD Develop in Children?By definition, COPD is a serious lung condition that has developed over a long period of time. Numerous studies explained that children cannot have COPD; however, the disease process can begin at a young age.One can observe the symptoms associated with COPD in a child,...

It is clear that obesity can lead to future health complications, now including chronic obstructive pulmonary disease (COPD). It has been established that there is a link between obesity and COPD, as obesity can further complicate the symptoms of COPD.Obesity can be easily computed through BMI...