Age

SENESCENT CELLS

It is not easy to admit that you are getting on in years and the dreaded three-letter word “old” is far worse to hear than some four-letter words!  Rather use the fancy description that you have “senescence” and that your condition is caused by zombie cells in...

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EFFECTS OF AGING ON THE BODY

Aging, like death, is an unfortunate certainty! There are much more involved in aging than just grey hair or wrinkles.  Gerontologists (scientists who study aging) are of the opinion that aging and the rate of aging (individuals age at different rates) result...

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ARTERIAL PLAQUE

Cardiovascular diseases are the leading cause of death globally.   The World Health Organization lists ischaemic heart disease as the number one cause of death in the world, followed by stroke in a distant second place.  Ischaemic heart disease, also...

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THE CHEMISTRY OF EXERCISE

Any physical activity or movement of some sort, “activates” most of the physiological systems in the body, such as the respiratory, cardiovascular, and musculoskeletal systems, as well as hormonal and immune responses. Regular exercise results in the inherent...

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HAND OSTEOARTHRITIS

The human hand truly is an anatomical wonder, considering how much your use your hands daily, and all the different movements your wrists, hands, and fingers are capable of. Each hand and wrist has 27 little bones, which enables all the different movements. The bones...

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STROKE IMPLICATIONS AND REHABILITATION

Stroke is the fourth highest cause of death from natural causes in South Africa, closely following on the top three: TB, diabetes, and heart disease. This is according to the latest information available from Statistics SA, namely for 2016. In 2015, stroke was the...

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WAYS TO PREVENT A STROKE

A wide variety of factors can increase the risk of stroke. It is possible to have inherited an increased genetic predisposition to having a stroke, illustrated by family history. Aging is another factor that increases risk. However, there are many risk factors that...

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SARCOPENIA

Growing old gracefully is not for the faint hearted, the brittle boned or the weak. Brittle bones due to osteoporosis, in combination with muscle loss (sarcopenia), can result in falls and broken bones. Muscle mass and strength, in particular, are very important to...

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BONE LOSS AND OSTEOPOROSIS

Like a silent thief in the night, you are unaware of the presence of osteoporosis, until something breaks suddenly – a window in the case of a burglar; or a bone in your body in the case of osteoporosis. What is bone? Although it looks like a rock-solid substance,...

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MELATONIN

Throughout the ages, mothers have been singing lullabies in the dark of night to put their babies and toddlers to sleep. In a similar vein, our bodies sing a nightly lullaby to put us to sleep – with a song called melatonin. Although this song has no lyrics, it does...

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