Bradycardia can be caused by: 1  Changes in the heart that are the result of aging.  Diseases that damage the heart's electrical system. These include coronary artery disease, heart attack, and infections such as endocarditis and myocarditis.
Portland Weather In May. The highest recorded temperature in May for Portland for the past 70 years was 100 degrees Fahrenheit, most recently measured on May 28, 1983, and the normal high is 67.
Oregon coast in August - Oregon Coast Forum. Oregon coast in August. My husband and I are spending one week in Oregon in August. Currently I was thinking 3 nights in Portland with day trips to Mt St Helens and the Dalles. The rest of the week over to the coast traveling south into CA.