Research.
Every peer-reviewed study on fascia in one place — graded for strength of evidence, summarised in plain language for clinicians, researchers, and curious patients.
We grade studies from A to 1A+++ using the Fascia Research Database rubric — 1A+++ is the strongest.
Functional Anatomy of the Female Pelvic Floor
This review of the female pelvic floor's functional anatomy explains how it prevents incontinence and organ prolapse. It details two key systems: sphincters that keep the urethra closed, and a supportive "hammock" of mu…
Interstitial Flow and Its Effects in Soft Tissues
This 2007 review article summarizes knowledge about interstitial flow, which is the movement of fluid in the spaces between cells in the body's soft tissues. The authors describe how this flow is critical for tissue dev…
Can Electrons Act as Antioxidants? A Review and Commentary
This narrative review explores the hypothesis that direct physical contact with the earth, known as "earthing" or "grounding," can provide health benefits. The author suggests that modern lifestyles, with insulated foot…
Hyaluronan in Tissue Injury and Repair
This 2007 review article explores the complex role of hyaluronan (HA), a component of the extracellular matrix, in tissue injury and repair. The authors describe how HA's function depends on its size: while the large, n…
Cell–Matrix Adhesion
The connection between cells and their surrounding extracellular matrix (ECM) is fundamental to how tissues are built and function. This matrix, composed of collagen and other proteins, not only provides structural supp…
Breathing exercises with vagal biofeedback may benefit patients with functional dyspepsia
Functional dyspepsia (FD) is often associated with low vagus nerve tone. This study investigated whether breathing exercises with biofeedback could help. Forty patients with FD were divided into two groups; one group pr…
Extracellular matrix, mechanotransduction and structural hierarchies in heart tissue engineering
This narrative review explores the challenges of engineering artificial heart tissue. The heart functions across vast scales of time and space, from tiny ion channels to the whole organ's pumping action. The authors sug…
Intra-articular injection of a nutritive mixture solution protects articular cartilage from osteoarthritic progression induced by anterior cruciate ligament transection in mature rabbits: a randomized controlled trial
In this animal study, researchers investigated if injecting a simple nutrient solution could protect knee cartilage in rabbits with induced osteoarthritis. The solution, containing glucose, amino acids, and vitamin C, w…
Letter to the Editor concerning ‘‘A hypothesis of chronic back pain: ligament subfailure injuries lead to muscle control dysfunction’’ (M. Panjabi)
This letter to the editor comments on a hypothesis that chronic back pain can arise from minor injuries to spinal ligaments, disrupting their sensory function and leading to faulty muscle control. The authors agree with…
Dynamic Shear Stimulation of Bovine Cartilage Biosynthesis of Proteoglycan 4
This laboratory study on cartilage from young cows investigated how mechanical forces affect the production of a key lubricating molecule, proteoglycan 4 (PRG4). Researchers applied different types of loads to cartilage…
Fibroblast spreading induced by connective tissue stretch involves intracellular redistribution of a- and b-actin
Researchers investigated how fibroblasts, the primary cells in connective tissue, respond to mechanical stretching. In this ex vivo study, they stretched samples of subcutaneous tissue for 30 minutes and observed change…
Quantum Events of Biophoton Emission Associated with Complementary and Alternative Medicine Therapies: A Descriptive Pilot Study
This descriptive pilot study investigated biophoton emission (BPE), an ultra-low level of light emitted by living organisms that may reflect overall health status. Researchers measured BPE from the neck and lower back o…
Hyaluronan Fragments Act as an Endogenous Danger Signal by Engaging TLR2
Hyaluronan (HA) is a common component of the body's connective tissue. This study investigates how different sizes of HA molecules affect the immune system. When tissue is injured, large HA molecules are broken down int…
Viscoelastic Retraction of Single Living Stress Fibers and Its Impact on Cell Shape, Cytoskeletal Organization, and Extracellular Matrix Mechanics
Cells maintain their shape and interact with their surroundings using internal tension cables called stress fibers. Using a microscopic laser to cut individual stress fibers inside living cells, researchers studied how…
Distribution and change of collagen types I and III and elastin in developing leg muscle in rat
This animal study on rats investigated how the connective tissue components collagen types I and III and elastin develop in leg muscles from birth to eight weeks of age. The results show that muscle connective tissue de…
A hypothesis of chronic back pain: ligament subfailure injuries lead to muscle control dysfunction
This paper presents a hypothesis for the cause of chronic back and neck pain. The author suggests that minor injuries to spinal ligaments, which may not be severe enough to cause a complete tear, can damage the sensory…
Mechanisms of interstitial flow-induced remodeling of fibroblast-collagen cultures
This study investigates how the movement of fluid through tissues, known as interstitial flow, influences the organization of connective tissue cells and collagen. Researchers found that slow fluid movement causes colla…
Migration of tumor cells in 3D matrices is governed by matrix stiffness along with cell-matrix adhesion and proteolysis
This study investigated how tumor cells move in a three-dimensional environment similar to body tissues. Researchers found that in addition to the cell's ability to adhere to and pull on its surroundings, the stiffness…
Subcutaneous Tissue Fibroblast Cytoskeletal Remodeling Induced by Acupuncture: Evidence for a Mechanotransduction-Based Mechanism
In this mouse tissue study, researchers investigated how rotating an acupuncture needle affects fibroblasts in the connective tissue under the skin. They found that rotation caused the fibroblasts to actively change sha…
Pathophysiological model for chronic low back pain integrating connective tissue and nervous system mechanisms
This paper proposes a theoretical model for how chronic low back pain might develop and persist. The authors hypothesize that fear of pain leads to reduced movement, which in turn causes physical changes and inflammatio…
Adhesive capsulitis of the shoulder: evaluation with MR arthrography
This study evaluated the usefulness of MR arthrography for diagnosing adhesive capsulitis, also known as frozen shoulder. Researchers retrospectively analyzed images from 28 patients, half with the condition and half se…
Low-intensity tensile loading increases intratendinous glucose uptake in the Achilles tendon
Tendons have traditionally been considered to have low metabolic activity, but this study investigated whether light loading could affect this. Six participants performed low-intensity, intermittent calf muscle contract…
Mechanisms of Mechanotransduction
This review describes mechanotransduction, the process by which cells sense and respond to physical forces. The researchers explain that nearly all living organisms, from bacteria to humans, are sensitive to mechanical…
Passive muscle stiffness may be influenced by active contractility of intramuscular connective tissue
This paper proposes the hypothesis that connective tissue within muscles, specifically the layer known as the perimysium, can actively contract. This contraction, likely driven by specialized cells called myofibroblasts…
The key to left-right asymmetry
This summary explores how vertebrates establish left-right asymmetry during embryonic development. Research indicates that cilia are essential components in breaking initial symmetry, supported by an asymmetric signalin…
Hyaluronan fragments: An information-rich system
This narrative review explores the diverse roles of hyaluronan (HA), a key component of the extracellular matrix. Despite its simple chemical structure, HA's biological function changes dramatically and often opposition…
Cellular mechanotransduction: putting all the pieces together again
This review discusses how cells sense and respond to mechanical forces, a process called mechanotransduction. While many individual molecules involved in this process have been identified, it is less clear how they work…
Connective tissue: A body-wide signaling network?
This paper proposes that loose connective tissue functions as a body-wide communication system, in addition to its structural role. The author hypothesizes that this tissue network is mechanosensitive, meaning it respon…
Interstitial fluid flow induces myofibroblast differentiation and collagen alignment in vitro
This in vitro study examines how the movement of fluid through tissues, known as interstitial flow, influences connective tissue cells. The researchers found that even low levels of flow, similar to what occurs during s…
A stromal address code defined by fibroblasts
This 2005 review article explores how immune cells (leukocytes) navigate within the body's tissues. The authors propose that fibroblasts create a "stromal address code" that acts as a local guidance system. This code di…
Vitamin D
This narrative review summarizes research on vitamin D, which is well-known for its essential role in calcium balance and bone metabolism. However, research has revealed a wider range of actions, including influencing c…
Distribution of cannabinoid receptor 1 (CB1) and 2 (CB2) on sensory nerve fibers and adnexal structures in human skin
This study mapped the precise location of cannabinoid receptors CB1 and CB2 in human skin. Using immunohistochemical methods, researchers found these receptors in numerous structures, including nerve fibers, mast cells,…
Obstetric anal sphincter injury ten years after: subjective and objective long term effects
This prospective observational study followed women for ten years to evaluate the long-term effects of obstetric anal sphincter injuries. Researchers found that anal function, particularly continence for gas and liquid…
Human Bone Collagen Synthesis Is a Rapid, Nutritionally Modulated Process
Researchers developed a new method to directly measure bone collagen synthesis in young, healthy men. Contrary to previous assumptions, the results showed that bone collagen formation is a surprisingly rapid process, ev…
Myofibrillar and collagen protein synthesis in human skeletal muscle in young men after maximal shortening and lengthening contractions
This study compared how two types of maximal muscle contractions affect muscle and collagen repair in young men. Participants performed both shortening (concentric) and lengthening (eccentric) contractions with their le…
Cell–Matrix Entanglement and Mechanical Anchorage of Fibroblasts in Three-dimensional Collagen Matrices
Researchers studied how fibroblasts, a key connective tissue cell, behave within a three-dimensional collagen matrix that mimics body tissues. They found the cells' ability to engulf particles (phagocytosis) was reduced…
Dynamic fibroblast cytoskeletal response to subcutaneous tissue stretch ex vivo and in vivo
In this animal study, researchers investigated how fibroblasts, the primary cells in connective tissue, respond to mechanical stretch. By stretching subcutaneous tissue from mice, both in tissue samples (ex vivo) and in…
Active fascial contractility: Fascia may be able to contract in a smooth muscle-like manner and thereby influence musculoskeletal dynamics
Fascia is typically viewed as a passive tissue that transmits force from muscles. This paper explores the hypothesis that fascia may also be able to actively contract on its own, similar to smooth muscle. Researchers po…
Cannabimimetic Effects of Osteopathic Manipulative Treatment
In this dual-blind, randomized controlled trial, researchers investigated whether osteopathic manipulative treatment (OMT) could produce cannabis-like effects. Thirty-one healthy subjects received either OMT or a sham t…
Deleterious effects of omitting breakfast on insulin sensitivity and fasting lipid profiles in healthy lean women
This randomized crossover trial investigated how breakfast habits affect metabolism in healthy, lean women over two-week periods. The results suggest that omitting breakfast led to impaired insulin sensitivity and highe…
Nutraceutical Therapies for Degenerative Joint Diseases: A Critical Review
This 2005 critical review examines the role of nutrition in managing degenerative joint diseases like osteoarthritis. The authors suggest that while nutritional factors are crucial for cartilage health, dietary programs…
An in vivo microanalytical technique for measuring the local biochemical milieu of human skeletal muscle
Myofascial pain is common, but the biochemical environment within the muscle tissue is not well understood. This paper describes a new microanalytical technique developed to measure this environment directly in living h…
An Introduction to Human Biophoton Emission
This narrative review explores biophoton emission, the ultraweak light naturally produced by all living systems, including the human body. The authors compiled and analyzed existing research, which has investigated how…
Coordinated collagen and muscle protein synthesis in human patella tendon and quadriceps muscle after exercise
Researchers investigated how strenuous exercise affects protein synthesis in both muscle and tendon. In this study, healthy young men performed one-legged kicking exercises, and biopsies were taken over the next 72 hour…
Mechanical control of tissue growth: Function follows form
The full text of this 2005 article has not yet been summarized by our team. The title, "Mechanical control of tissue growth: Function follows form," suggests a focus on how mechanical forces influence the development an…
Cell tension, matrix mechanics, and cancer development
Doctors can often diagnose cancer by feeling for tissue stiffness, and this study explores how this mechanical property contributes to cancer development. The researchers suggest that the stiff extracellular matrix in t…
Integrins in Mechanotransduction
This 2004 review article examines how cells sense and respond to physical forces, a process known as mechanotransduction. The authors focus on integrins, a class of proteins that anchor cells to their surroundings and a…
Lactate metabolism: a new paradigm for the third millennium
For a long time, lactate (often called lactic acid) was considered a metabolic waste product responsible for muscle fatigue. This 2004 review article describes a major shift in scientific understanding that began in the…
Frozen Shoulder: MR Arthrographic Findings
Researchers used a specific type of MRI, an MR arthrogram, to identify the characteristics of frozen shoulder. They compared images from 22 patients with the condition to 22 healthy control subjects. The study found tha…
Biophotons, microtubules and CNS, is our brain a “Holographic computer”?
This theoretical article explores the idea that cells in the nervous system might communicate using light, specifically biophotons. The authors suggest that neurons have ideal characteristics for this, such as their str…
Factors associated with pelvic floor dysfunction with emphasis on urinary and fecal incontinence and genital prolapse: an epidemiological study
This epidemiological study surveyed Swedish women aged 40 and 60 about pelvic floor dysfunction. The results indicate that urinary incontinence, fecal incontinence, and genital prolapse often occur together. Factors str…
Role of Extracellular Matrix in Adaptation of Tendon and Skeletal Muscle to Mechanical Loading
This review discusses how the extracellular matrix (ECM), particularly collagen, adapts to mechanical loading in tendons and muscles. Physical activity stimulates both the creation and breakdown of collagen, a process e…
Fibroblasts form a body-wide cellular network
In this mouse study, researchers investigated how cells called fibroblasts connect to one another within loose connective tissue. Using various microscopy techniques, they found that fibroblasts form an extensive, web-l…
Experimental approaches to hyaluronan structure
In this literature review, researchers summarize experimental studies on the structure of hyaluronan (HA). In conditions similar to the body (neutral, physiological salt solution), HA behaves as a long, semi-flexible po…
Protection from Fluorescein Isothiocyanate-Induced Fibrosis in IL-13-Deficient, but Not IL-4-Deficient, Mice Results from Impaired Collagen Synthesis by Fibroblasts
In this animal study, researchers investigated the drivers of lung fibrosis in mice. The team compared mice genetically deficient in the immune molecules IL-4, IL-13, or both. Results showed that mice lacking IL-13 were…
TGF-beta signaling and the fibrotic response
This 2004 narrative review discusses the molecular basis of fibrotic diseases, which are characterized by excessive production and deposition of connective tissue. The authors summarize the state of knowledge concerning…
Consciousness and Quantum Information Processing: Uncovering the Foundation for a Medicine of Light
This theoretical paper suggests a deeper connection between consciousness, light, and the body's information systems. The authors discuss how biophotons (biological light) may play a role in the body's self-organization…
Myofascial Pain, Fibromyalgia or Fibrositis?
This critical analysis examines the diagnostic labels myofascial pain, fibromyalgia, and fibrositis. The author argues that these terms, often used for non-specific musculoskeletal pain, lack consistent physical or labo…
The myofibroblast in wound healing and fibrocontractive diseases
During wound healing, cells called fibroblasts can transform into a more specialized type called myofibroblasts. These myofibroblasts have contractile properties, much like muscle cells, which help to pull the edges of…
Stress shielding of patellar tendon: effect on small-diameter collagen fibrils in a rabbit model
In this animal study, researchers investigated the effects of mechanical unloading, or "stress shielding," on the patellar tendon in rabbits. The scientists completely released the tendon from its normal stress for thre…