Archive for the 'Advanced' Category
Alfred Bernhard Nobel was a Swedish chemist, engineer, inventor, and businessman. He was born in 1833 and died in 1896. He held 355 patents in his lifetime, the most notorious of which was for dynamite. Dynamite used the explosive power of nitroglycerin. Nobel patented dynamite in 1867.
Nobel amassed a fortune during his [..]
The low back is the most common body region to suffer from chronic pain (1).
Low back pain is the second most common reason for primary care physician visits, and it is the most costly medical condition in the United States (2).
The most common tissue source for low back pain is the intervertebral disc [..]
Integrating Posture, Weight, Load, Spinal Degenerative Disease, Education of Postural Habits, and Chiropractic Care
The primary method of public transportation connecting the cities of the San Francisco Bay Area is a train system called BART (Bay Area Rapid Transit). BART passenger boarding platforms are often above ground adjacent to freeways. Driving by on the freeway, [..]
A Simple Model
Approximately half of the adults in America suffer from chronic pain (1). Chronic pain affects every region of the body. The most significantly affected region of the body is the low back (2).
The largest modern review of the chiropractic profession was published in the journal Spine on December 1, 2017, and [..]
The Anatomical, Clinical,and Management Distinctions
The Cervical Disc isNOT a Mini Lumbar Disc
Most of what is understood and taught about the intervertebral discs was ascertained by studying the lumbar discs. The “era of the intervertebral disc” began in 1934 when William Jason Mixter and Joseph Seaton Barr read their paper, Rupture of the Intervertebral [..]
Low back and/or pelvic pain in pregnancy is extremely common.
A study published in the journal Spine in 1996 indicated that 76% of women reported back pain at some time during pregnancy (1).
A study published in the Australian and New Zealand Journal of Obstetrics and Gynaecology in 2002 indicated that 35.5% of pregnant women [..]
Six years later, in 1986, prescribing opiates for chronic pain was further enhanced when physicians Russell Portenoy, MD, and Kathleen Foley, MD, published a small case series (38 subjects) that concluded that chronic opioid analgesic use was safe in patients with no history of drug abuse (5).
By 2017, America’s opioid crisis had escalated to [..]
Whip Cracking Mystery Explained
The snapping of a whip occurs in part because the tip of the whip reaches the speed of sound and creates a sonic boom.
“Although the loop travels at one speed, some parts of the whip, including the tip in the final stages of motion, travel twice as fast.”
Professor Alain [..]
All perceptions occur in the brain, specifically in a region of the brain called the cerebral cortex (cortical brain) (1). These perceptions include sight (vision), sound (hearing), hot/cold (temperature), taste, smell, pressure, vibration, positional sense, pain, and more. The cortical perception in this discussion will be referred to as dizziness. Dizziness is a cortical perception [..]
The human body is designed to effectively absorb and disperse vertical forces. This allows humans to jump off a curb, walk-run-jump, to stuff basketballs and engage in many other sports activities, plop down into a couch, etc., without injury.
In contrast, humans are not well designed to effectively absorb and disperse horizontal forces. The injuries [..]