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Levator Scapulae Syndrome: The Culprit of Neck Pain
Levator scapulae syndrome is one of the most underdiagnosed causes of chronic neck and shoulder pain. Learn the symptoms, causes, and stretches that work — from Dr. David S. Klein at Stages of Life Medical Institute.

David S. Klein, MD FACA FACPM
May 118 min read


Foot Pain: Understanding the Causes, Diagnosis, and Treatment Options
Foot pain can result from plantar fasciitis, nerve entrapment, tendon degeneration, or systemic disease. This guide explains causes, diagnosis, and effective treatment strategies to restore mobility and reduce pain.

David Stephen Klein, MD FACA FACPM
Apr 123 min read


Bromelain: A Natural Anti-Inflammatory Enzyme with Cardiovascular Benefits
Bromelain is a powerful proteolytic enzyme derived from pineapple that can reduce inflammation, improve circulation, and inhibit excessive platelet aggregation. When taken on an empty stomach, bromelain is absorbed systemically rather than used for digestion, allowing it to support cardiovascular health and recovery from inflammatory conditions. Learn how this natural enzyme may play a role in heart attack prevention and integrative health strategies.

David Stephen Klein, MD FACA FACPM
Mar 174 min read


Back Pain Due to Cluneal Nerve: Entrapment Cryptogenic Back Pain. When the Problem is NOT the Disc
Back and buttock pain that persists despite standard imaging and conservative therapy often leaves patients and clinicians searching for an underlying explanation. One frequently overlooked cause involves injury or entrapment of the cluneal nerves—three distinct sensory nerve groups that supply the skin over the lower back, sacrum, and buttocks. When compressed or inflamed, these nerves can generate pain syndromes that closely resemble lumbar radiculopathy, sacroiliac dysfunc

David S. Klein, MD FACA FACPM
Nov 28, 20256 min read


Hyaluronic Acid Supplementation: Improvement in Skin Health, Cardiac Health, Joint Health, and Vascular Health
Hyaluronic acid (HA) is a naturally occurring glycosaminoglycan found throughout the human body, most notably in the skin, joints, eyes, and blood vessels. It is a key player in hydration, lubrication, and tissue integrity. As our natural levels decline with age, supplementation has gained traction in dermatology, rheumatology, ophthalmology, and beyond. Below is an overview of the many health benefits of HA supplementation, along with practical guidance for use.

David S. Klein, MD FACA FACPM
Oct 15, 20253 min read


Understanding Plantar Fasciitis: Foot Pain Causes, Treatment, and Prevention
Plantar Fasciitis is a common cause of foot and heel pain. Worse in the morning, it can cause gait abnormalities, pain that is difficult to control, and impairment of activities of daily life.

David S. Klein, MD FACA FACPM
Sep 26, 20254 min read


The Value of Vitamin D3, Strontium, and Vitamin K2 in Osteoporosis Prevention and Treatment
Vitamin D-3, Strontium and Vitamin K-2 are necessary to prevent and treat osteoporosis.

David S. Klein, MD FACA FACPM
Aug 18, 20253 min read


Hyperuricemia & Cardiovascular Risk: Understanding the Connection
Uric acid is a known cause of atrial fibrillation, kidney failure and aortic aneurysm. Take appropriate steps to control this problem before the destruction progresses.

David S. Klein, MD FACA FACPM
Apr 15, 20255 min read


The Glycocalyx: The Largely Unrecognized Center of Cardiac, Kidney and Gut Illness. This may be the most important piece of medical trivia that you need to know.
The Glycocalyx is the lining layer within the blood vessels and the gut. It is easily damaged and it becomes the epicenter of pathology that shortens life span, decreases health and it is easily maintained to prevent heart disease and stroke.

David S. Klein, MD FACA FACPM
Apr 11, 20257 min read


Fructose is the Silent Killer in the North American Diet. Inflammation, Early Death, Kidney Failure, Arthritis.
Fructose in your diet is silently killing us. I will give you a simplified overview of an enormous problem with a simple solution.

David S. Klein, MD FACA FACPM
Apr 7, 20254 min read
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