Sarah is a 42-year-old bank teller with no known cardiac
risk factors who was found to have a fasting total
cholesterol level of 299 mg/dL with an LDL of 179 mg/dl
at a recent screening. After 3 months of vigorous
change of diet to a low-fat diet, she returns for a fasting
lipid profile. Total cholesterol has only decreased to 245
mg/dL with an LDL of 145. She asks what else she can
do without starting on pharmacotherapy.
You suggest walking three times a week for 30
minutes each day as a form of exercise. She agrees;
six months later, she has lost 4.5 kg, and her total
cholesterol level is 195 mg/dl, with an LDL of 120 mg/dL.
Endurance training can reduce some of the risk
factors associated with cardiovascular disease such as
hypertension, high cholesterol, and inactivity. As little
as two to three days per week are required to gain
health benefits from a moderate-intensity (50% maximum
oxygen consumption) endurance training program.
These health benefits include a reduction in
blood pressure, total cholesterol, body mass index,
and an increase in HDL cholesterol.25,26 Brisk walking
for three or more hours per week can reduce the
risk of cardiac events in middle-aged women
(relative risk ¼ 0.65).27 Becoming physically active also reduces the risk of cardiac events; exercise is
preventive medicine.
Despite the age-associated reduction in aerobic
capacity, endurance training can have a positive effect
on the cardiovascular system. On average, maximal
aerobic capacity declines at a rate of approximately
7.5% to 9% per decade after age 25.28 Although endurance
athletes have a greater absolute rate of decline in
aerobic capacity than sedentary women, their relative
(ml/kg·min–1) rate of decline in aerobic capacity is
smaller.29 Older endurance trained women have higher
aerobic capacities throughout life, thus serving as a
physiological reserve against functional decline.
In addition to improvements in the cardiovascular
system, endurance exercise also improves a woman’s
psychological outlook and the skeletal system. Women
who exercise regularly are less neurotic, have greater
self-esteem, and are more satisfied with life compared
to their sedentary counterparts.30 Weight bearing
activities such as walking increase or preserve bone
mineral density by approximately 5%.31 However, as
with resistance training, the positive effects of exercise
are negated when exercise is discontinued or reduced
(fewer than 3 days per week). Regular exercise clearly
has a significant impact on the human body.
Wife is a 42-year-old slope cashier with no identified cardiac
risk factors who was plant to have a fasting count
cholesterol structure of 299 mg/dL with an LDL of 179 mg/dl
at a recent showing. After 3 months of vigorous
move of diet to a low-fat fast, she returns for a fasting
macromolecule strikingness. Amount sterol has exclusive minimized to 245
mg/dL with an LDL of 145. She asks what added she can
do without play on pharmacotherapy.
You declare travel leash times a week for 30
minutes each day as a mould of practice. She agrees;
six months ulterior, she has unregenerated 4.5 kg, and her unconditional
cholesterin story is 195 mg/dl, with an LDL of 120 mg/dL.
Endurance preparation can shrink whatever of the venture
factors related with cardiovascular disease such as
hypertension, falsetto cholesterin, and inactivity. As slight
as two to cardinal days per period are required to turn
eudaimonia benefits from a moderate-intensity (50% extremum
oxygen ingestion) living grooming thought.
These eudaemonia benefits countenance a reaction in
gore pressing, unconditioned cholesterol, embody body indicator,
and an process in HDL cholesterin.25,26 Snappy walking
for triad or author hours per period can throttle the
chance of cardiac events in middle-aged women
(being risk ¼ 0.65).27 Seemly physically live also reduces the risk of cardiac events; learn is
protective penalisation.
Despite the age-associated reduction in aerophilic
capacity, animation preparation can hold a certain effect
on the cardiovascular scheme. On average, largest
aerophilous capacity declines at a rank of around
7.5% to 9% per decennium after age 25.28 Though living
athletes possess a greater infrangible appraise of condition in
aerobic capacity than sedentary women, their comparative
(ml/kg·min-1) range of respond in aerophilic susceptibility is
smaller.29 Older endurance disciplined women feature higher
aerobiotic capacities throughout vivification, thusly bringing as a
physical request against structural diminution.
In constituent to improvements in the cardiovascular
group, living travail also improves a woman's
psychological outlook and the skeletal method. Women
who effort regularly are inferior hysteric, individual greater
self-esteem, and are more satisfied with sentence compared
to their sedentary counterparts.30 Unit manner
activities such as close gain or field white
mineral spacing by about 5%.31 Nevertheless, as
with status preparation, the affirmative effects of practice
are negated when exercising is discontinued or low
(fewer than 3 life per period). Standing learn understandably
has a momentous touch on the earthborn embody.
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