medical institutions, elderly care facilities, and
residential settings.
So far, initial research of the effectiveness of
fomentation treatment and Touch Care has involved
examination and understanding of autonomic nerve
balance through testing of saliva, electromyogram,
blood circulation, ECG, as well as EEG, and use of
physiological indexes. This initial research has been
productive, and the effectiveness of these care
techniques has been definitely verified. However, up
to this point, judging the value of the sense of
contentment and mental healing for recipients of
these care techniques has been limited to comments
of the recipients’ awareness, such as “It felt good”, or
“I felt comfortable”. The objective examination of
this kind of emotional effect remains the field of study
for Touch Care and fomentation treatment research.
Our aim this time in research is an objective
examination of the effects of fomentation treatment
and Touch Care nursing care techniques by means of
understanding emotional flexibility and good health
from non-linear analysis of fingertip pulse
fluctuations. At the same time, autonomic nerve
balance will be measured, and effort will be made to
grasp the influence of fomentation treatment and
Touch Care upon the autonomic nervous system.
1.2 The Effect of Touch Care
While foot bathing as one type of fomentation Touch
Care is defined as contact through massage, and has
been described as a means of forming a bonding
relationship between mother and child, the Hirohashi
group, through results of infant fingertip pulse
measurement, determined that “the infant’s
autonomic nervous system was under tension, relaxed
immediately after application of the mother’s Touch
Care, and then 10 minutes after cessation of Touch
Care returned to the prior tension”. This led to the
conclusion that by means of the parent’s close contact
during these fluctuations, bond formation with the
infant was progressing.
There are reports that Touch Care, using light
pressure and causing muscle relaxation, from the time
massage begins, well-known emission of oxytocin is
recognized, and at 10 minutes and again at 20 minutes
after beginning massage, for a brief time oxytocin
concentration roughly doubles. That is to say, with
Touch Care oxytocin levels are a key factor.
Known effects of oxytocin are, 1) decrease in
anxiety, and strengthening of sociability and child-
rearing activities, 2) strengthening of “social
memory”, 3) action affecting tranquility and pain
relief, 4) improvement of learning capacity, 5)
reduction of blood pressure, 6) body temperature
regulation (causing warmth to be transferred to other
body parts, working like a thermostat), 7) regulation
of digestive activity, 8) control of body fluids, 9)
enhancement of growth, and injury healing.
The foot has a high level of nerve sensitivity, and
by means of Touch Care, results such as reduction of
peripheral blood vessel contraction, rise in
temperature at sole of the foot, as well as feelings of
comfort and physiological relaxation are obtained.
This is due to vagus nerve activity, and operates on
the following areas: control and stabilization of
heartrate, blood pressure, and respiration rate,
reduction of norepinephrine and epinephrine
concentrations, reduction of stress-related cortisol
reaction, provides a link to stress relief, and leads to
stabilization of depression and anxiety in both body
and mind. Furthermore, by means of muscle
relaxation, stimulation of the digestive tract to
encourage digestion, as well as advancement of
serotonin secretion, growth rate of newborns and
nursing infants is heightened, sleep activity is
improved, and a smooth transition between sleep and
awakening is clearly observed.
The Kato’s group (2006), in order to ascertain the
influence of cortisol on food intake, conducted a
survey of Touch Care participants using samples of
CgA found in saliva, reported that amounts of CgA in
saliva decreased, and also reported that readings of
middle finger surface blood vessels indicated dilation,
and during contraction showed a reduction of blood
pressure. These findings suggest that there is a
“mutual response” effect between both the giver and
the recipient of massage.
1.3 The Effects of Foot Bathing
In addition to the purpose of maintaining cleanliness,
foot bathing has other experientially known effects,
such as promotion of blood circulation, maintaining
body warmth, relaxation and refreshment. Foot
bathing methods have been the object of various
research studies, examining ways to produce effective
results. Foot bathing, by means of stimulating
warmth, promotes expansion of blood vessels in the
feet, increases body temperature at the surface of the
feet, causes a significant increase of blood flow in the
feet, and by warming the peripheral blood supply
which circulates throughout the body, skin
temperature of the upper limbs is elevated.
Furthermore, through the influence of foot bathing,
the following tendencies are revealed:
1) From the reflection of autonomic nerve activity,
electrocardiogram wave-to-wave intervals
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