Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Vikki Velasquez is a researcher and writer ...

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Heart problems can be a long-term side effect of radiation therapy. Radiation therapy may cause hypothyroidism, especially if it treats the neck, head, or chest. Pulmonary fibrosis can result from ...

Cognitive impairment after heart bypass surgery is common and should be discussed before the procedure. Symptoms of cognitive impairment can include poor attention, memory loss, and difficulty ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...