Doc's Opinion

Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) – An Update

By Axel F. Sigurdsson, MD, PhD | September 26, 2020

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Chronic fatigue syndrome (CFS), also termed myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is an illness that has attracted a good deal of attention lately, mainly because of a proposed relationship with COVID-19. A couple of years ago, I wrote a blog post addressing 19 important causes of fatigue (1). ME/CFS was on the top of that … Read more

Tennis Elbow and Golf Elbow – Lateral and Medial Epicondylitis

By Axel F. Sigurdsson, MD, PhD | September 6, 2020

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Tennis and golf are two of my favorite recreational sports. Although the purpose of these activities is to provide breathing space and pleasure, nuisance tends to be hard to avoid. Hence, relaxation is frequently overtaken by eagerness, and amusement is replaced by frustration. In my case, this is particularly true for golf. When I play … Read more

Things to Consider Before Taking (or Prescribing) Non-Steroidal Anti-Inflammatory Drugs (NSAIDs)

By Axel F. Sigurdsson, MD, PhD | July 12, 2020

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For decades, non-steroidal anti-inflammatory drugs (NSAIDs) have been the cornerstone of pain management for arthritic conditions and several other types of musculoskeletal pain. These drugs are also frequently used to relieve symptoms of headaches, painful periods, colds, and flu. The term nonsteroidal distinguishes NSAIDs from glucocorticoids (steroids), which are potent drugs used to treat numerous inflammatory … Read more

Zinc and its Role for Human Health – The Research Based Evidence

By Axel F. Sigurdsson, MD, PhD | June 23, 2020

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Zinc deficiency has been associated with an increased risk of upper respiratory tract infections. Furthermore, evidence suggests that severe zinc deficiency depresses immune function. Consequently, a potential medical role of zinc for the treatment of Covid-19 has been highlighted. Currently, however, there is no evidence that taking zinc will protect against Covid-19 or make the … Read more

Dapagliflozin and Vericiguat – Two Novel Therapies for Heart Failure

By Axel F. Sigurdsson, MD, PhD | April 13, 2020

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Dapagliflozin (brand name Farxiga among others) and vericiguat are two very different and unrelated drugs that have recently been shown to be effective for patients with heart failure. Of course, this is great news because heart failure is a common and often serious medical condition affecting an estimated 26 million people worldwide (1). In the … Read more