Health Club Management February 2019

Page 26

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Hearts can get ‘younger’ with physical activity


eople who take up

Poor fitness in middle age

exercise in their later

has previously been linked

years – regardless of

with heart failure, particularly

their previous activity

those with preserved ejection

levels – are able to considerably improve their heart health through physical activity. A study, published in the

fraction (HFpEF). The development of HFpEF has been linked with increased left ventricular (LV)

American Heart Association’s

stiffness, a consequence of

journal, Circulation, found

sedentary ageing.

Poor fitness in middle age is a risk factor for heart failure

that two years of exercise improved maximal oxygen

The study was based

uptake and decreased cardiac stiffness in previously sedentary healthy middleaged adults. The findings suggests that regular exercise may provide protection against heart failure.

The finding suggests that regular exercise may provide protection against the risk of future heart failure

in the two-year exercise

on 61 healthy, sedentary,

regime saw their VO2 max

middle-aged (aged 48-58)

increase by 18 per cent, while

participants, randomly

the 27-strong control group

assigned to either two years

saw their VO2max decrease.

of exercise and control group. The 34 people who took part


Study: obesity linked with 13 common cancers globally Obese people have an

A Cancer Journal for Clinicians

four per cent of all worldwide

increased risk of developing

publication, which collected

cancer cases.

13 types of cancer – and

and studied datasets from

the threat is greatest in

around the world.

The study cites a report from the International

developed nations with

Titled Global patterns in

sedentary populations.

excess body weight and the

Cancer Working Group on

associated cancer burden, the

Body Fatness in 2016, which

a report published in the

study concludes that obesity

concluded that there is

American Cancer Society’s

is a leading factor in around

“sufficient evidence” to link

The findings come from

Obesity is a leading factor in 4 per cent of all cancer cases

Agency for Research on

It is developed countries which seem to have the highest rates of cancers with a potential link to obesity

body fatness with the risk of

seem to have the highest

13 cancers – including breast

rates of cancers with a

cancer in women and colon,

potential link to obesity.

rectum, oesophagus, kidney,

Almost one half (46

liver and stomach (cardia)

per cent) of cancer cases

cancer in both genders.

attributable to obesity

The total number of cancer

occurred in high-income,

cases attributable to excess

developed countries,

body weight was more than

reflecting both higher

twice as high in women

prevalence of excess body

(368,500 cases) as in men

weight and higher incidence

(175,800 cases).

rates for cancers.

Geographically, it is developed countries which



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