Seeking a New Biological Paradigm
Feb 28, 2022 09:31AM ● By Gina Loree Bryan
In
the debate over whether diet or exercise is more important for optimal health, it
is helpful to consider that food and movement are forms of systemic input that both
affect the body similarly at the cellular level. Food is usually assumed to be
the source of the components the body uses for growth, metabolism and repair,
but it is becoming better understood that through the process of mechanotransduction,
physical forces also act upon the behavior of cells. This is the approach that “biomechanist”
Katy Bowman, MS, founder of the Nutritious Movement Center, in Sequim,
Washington, has taken.
Nutrition
is Everywhere
As
Bowman explains in her book Move Your DNA: Restore Your Health Through
Natural Movement, mechanotransduction is the process by which mechanical
input is converted to biochemical and biological responses by the cells. This
renders movement analogous to food when it comes to how cells respond. As she explains,
“Both food and movement create a cascade of biochemical signals that alter the
state of your physiology.”
The
implications of mechanotransduction and its role on biological outcomes are
generating excitement in the health science field. A 2016 article published in
the Physical Therapy & Rehabilitation Journal outlines
the opportunity physical therapists are envisioning for targeted movement
healing protocols to affect genetic expression and tissue healing with their
patients/clients. For the majority of those outside of the therapeutic
relationship seeking practical applications to support everyday health
maintenance, it may be helpful to think of movement as a source of nutrition.
A
New Science
To
understand mechanotransduction better, picture a single cell within an
environment of trillions of other cells within a body that is always “loaded”
by the surrounding environment, including all the other cells. By virtue of the
force of gravity upon mass, all of these cells are being loaded, or “squished”,
as Bowman puts it, in some way. Turning, lifting, stretching, breathing,
smiling or rolling the eyes will deform the shape of the cells in those areas;
the torsion, stretch, shearing or compression of which is then processed as
information that affects the cells' activity.
Connect
the Dots
Based
on mechanotransduction, it is a given that every movement and non-movement of
the body will affect the cells in some way, but the degree to which the cells
are nourished by mechanical forces is dependent upon the types and locations of
the loads. Consistently engaging in weightlifting will result in the biceps
growing larger and stronger, just as wearing ill-fitting shoes over time will
produce the response of calluses or blisters.
This
is an important point, because exercise regimens are often approached with the
intent of having a generalized, whole body benefit. For the cardiovascular or
respiratory systems, this may be the case, depending on the exercise. Yet, in
the same way that as a weight-bearing load on the upper arms will not do much
for quadriceps, the body may be left with localities of under-moved parts on a
cellular level—localized, movement-nutrient deficiencies, even within an overall
active body. In tandem with the rapidly growing field of epigenetics, it is
likely that more research into mechanotransduction will shed light on the
specific relationships between under-served cellular “neighborhoods” and common
degenerative diseases. This is not to say that exercise isn't relevant to
vitality, or that there's a right or wrong form to exercise. It's simply to
place exercise as one “food” group within the context of a much larger,
life-as-movement diet.
Challenge
What is Normal
Remembering
that everything the body does comprises movement, nutrient-rich “squish” is
always available. Any time the body is reconfigured and even slightly
challenged in novel ways, the cells are receiving and converting those
nutrients into instructions to grow, metabolize or repair.
The
most immediate obstacle is learning how to think outside of the exercise box;
to look at life and the world as an diverse buffet of movement opportunities. Also,
with each advancement in technology offering more ease and convenience, the
appeal of movement decreases; thus each generation moves less than the cohort
before it.
Although
exercise is generally accepted as important, movement is still perceived as
optional. As research in mechanobiology and related fields progresses, robust
and dynamic movement hopefully will be conveyed, embraced and promoted with the
same health imperative as a well-rounded whole foods diet.
Move
Smarter, Not Harder
A
movement-nutrient-dense life can begin with moving more and in wider
variations. It may be helpful to consider four main movement food groups when
intentionally constructing an active lifestyle: walking, sitting (unsupported),
lifting/carrying and hanging/climbing. Within each of these larger components
(think macronutrients, like protein, carbohydrates and fats) are the
micronutrients (vitamins, minerals, organic acids and trace minerals).
For
example, walking is a complex movement made up of a number of smaller
movements. Walking on flat surfaces with supportive footwear is more physically
accessible to a wider population than walking barefoot on a mountain trail
studded with rocks and roots. Yet, on the cellular level, a larger number of
localized “neighborhoods” would be served by the latter in terms of the
variations of loads. Much like moving toward a healthier food diet, it's easier
(and less injurious) to acclimate slowly. Incorporating one new vegetable or
movement strategy into a daily or weekly regimen will be easier to integrate
and make a habit than the less consistent, go-for-broke workout.
Nourishment
Versus Comfort
Begin
by recalibrating a mindset around the concept of effort, seeing that as a
healthy input rather than something to be outsourced. It's learning to
interpret the body's signals of stiffness, achiness and tension as a need for
nourishment via movement, rather than for greater comfort.
Movement
snacks can be created by making everyday activities less convenient, yet more
nutritious. Examples include using more hand-powered kitchen gadgets, walking
to errands if they're within a manageable distance, hanging up laundry, or placing
often-used items high up on shelves or down low, where overhead reach or
squatting is necessary for access.
Consider
interior arrangements that passively move the body more. The status quo of
furniture design, flat floors, standardized stairs, macadam walking trails and car
seats cultivates a repetitive, narrow range of motions and joint angles.
Engaging actively with the environment using variations in standing, sitting,
squatting or lying down can be supported with living and working spaces that
organically move the body in micro-nutrient-like ways, such as a river rock mat
in front of the sink; a low coffee table that doubles as a work desk; cushions
and pillows that replace couches, recliners or dining room chairs.
In
the natural world, there are myriad variations and relationships that the human
body knows and expects well and from which it will always extract and enjoy
nourishment. Some of these suggestions may seem radical or drastic. but they
represent just a few possibilities available to explore.
Gina
Loree Bryan is a certified shiatsu practitioner and restorative exercise coach
offering services and classes online and in Chester and Lancaster counties. For
more information, call 610-304-5120, email [email protected] or visit EmbodyGrace.com.
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