Sugar is sweet, and that’s an obvious statement!
Yet, researchers say its consumption is fraught with health problems.
Sugar is colourless or white when pure, and brown
when less refined. It is obtained commercially from sugarcane or sugar beet and
less extensively from sorghum, maples, and palms.
Sugar comes in granules, cubes, and all the various
mixes of glucose, fructose and sucrose, not forgetting the so-called high
fructose corn syrup found in many salad dressings, ketchup, coffee creamers,
etc.
Of course, there is natural sugar in fruits, but
they are also rich in fibre, which slows down the release of the sugar
molecules. When consumed, fruits nourish the body — as opposed to the way
prolonged and excessive use of processed sugars destroy health.
Meanwhile, do you know any processed food that does
not have sugar at its centre? I doubt it. From confections to canned foods and
fruit juices, the ubiquitous presence of sugar cannot be overlooked. Food
manufacturing companies court it like a beautiful bride, as they use it generally
as sweeteners and also as preservatives.
Indeed, modern diet is hardly complete without
intake of something sugary along the line. Perhaps this is why scientists are
sounding relentless warnings about the health implications of this sweet stuff.
Researchers describe sugar in unsavoury words as “a
drug that has no nutritional value and an addictive chemical.” They argue that
eating sugar puts you at a higher risk for Type 2 diabetes and weight gain —
whichever comes first. That is not all. Here’s how sugar affects your body.
The brain
A neuroscientist at the National Institutes for
Drug Abuse, Dr. Nora Volker, used brain imaging to prove that sugar has the
same effects that abusive drugs like cocaine, heroin and methamphetamine have
on the brain.
The report, published in Psychology Today, states,
“Sugar leads to dopamine release in the nucleus accumbens — an area of the
brain associated with motivation, novelty, and reward.” This is the same
brain region implicated in response to cocaine and heroin.
Instructively, scientists say heroin addicts’ show
increased cravings for sweets at the initial stages of withdrawal.
“This effect, known as cross-tolerance, shows that
addiction to one substance makes it easier to become addicted to another
substance that may use the same brain chemistry,” says Princeton researcher,
Dr. Nicole Avena.
And when you see someone who seems unable to get
enough sugar in his food, you might as well be looking at someone who is
already addicted to sugar!
Eyes
A research done by scientists at the Human
Nutrition Research Centre, Tufts University, Boston, and published in The
American Journal of Clinical Nutrition, shows that eating excessively
sugary or starchy foods may make eyes more vulnerable to age-related macular
degeneration — a top cause of vision loss. They note that AMD typically
starts late in life, and affects the retina.
Teeth
Generally, sugar corrodes teeth enamel, causing
cavities. Scientists say when sugar is present; the bacteria that are naturally
found in the mouth multiply faster, making the plaque to grow in size and
thickness. “Some of the bacteria turn the sugar into a kind of glue that they
use to stick themselves to the tooth surface. This makes it harder for the
bacteria to get washed away with your saliva,” they warn.
The heart
Another scientific research done by a registered
nurse at Emory University, Jean Welsh, describes sugar as “heart-stopper.” A
research published in The Journal of the American Medical Association found
that adults who eat plenty sugar are at risk for the cholesterol problems that
can lead to heart disease.
Bones
Sugar damages the cartilage tissues, scientists
warn. Cartilage is what gives bones their solid structure, and to maintain
healthy bones, physicians say you must maintain cartilage health.
According to evolvingwellness.com, when we eat too
much sugar, we need calcium, an alkaline mineral that is highly abundant in the
bone, to neutralise the acidic effects. “This negatively impacts mineral
balance, weakening the bones and making them porous. Eventually, it leads to
osteoporosis,” the online portal deposes.
The immune system
Regarded as immune buster, scientists say sugar
suppresses immune system cells responsible for attacking bacteria, reducing the
ability of white blood cells to overpower and destroy them.
“Eating sugar makes your immune system slow down to
a crawl. In fact, sugar has been found to almost paralyse the white blood cells
responsible for engulfing harmful invaders like viruses and bacteria for up to
five hours, while it also reduces their ability to work properly by up to 40
per cent,” researcher say.
Low libido, infertility, menopause
According to reproductive endocrinologist and
gynaecologist, Dr. Deborah Metzger, eating too many sweets and simple
carbohydrates forces your body to produce excessive insulin.
“In the female body, this spells trouble for
reproductive health, as large amounts of insulin overwhelm a woman’s ovaries
and can make her stop producing progesterone —the hormone required to prepare
the uterus for pregnancy — and throw off the hormonal balance.
“Besides contributing to a number of serious female
problems — including infertility, miscarriage, birth defects, polycystic ovary
syndrome and even fibromyalgia — a high-sugar diet also could be connected to
chronic fatigue and recurring yeast infections,” Metzger says.
Severe PMS
Eating too many sweets makes women feel worse right
before their menstrual cycles. Researchers at the American College of
Obstetricians and Gynaecologists say 85 per cent of women who menstruate report
one or more Pre-Menstrual Syndrome symptoms, and that managing sugar intake
could be one of the most powerful and effective ways to curtail PMS-related
symptoms.
Insomnia
Sugar may be keeping you up at night, says Dr. Fred
Pescatore, former associate medical director for the Atkins Centre. He says
sugar affects insulin levels, and insulin levels affect cortisol levels. When
cortisol levels increase, it can make it difficult to fall asleep or stay
asleep.
“If you’re one of the people who wake up at two or
three in the morning, try decreasing the amount of sugar you eat and you’ll
stay asleep,” says Pescatore,
The stripper
Finally, scientists say as your body digests sugar,
it strips it of valuable nutrients. This is because sugar digestion requires
many vitamins, minerals and enzymes to be stripped from healthy cells. This
tasks the system, and the situation is worse for those already used to poor
diet.
Way out
Does this mean we should stop eating sugar
altogether? Scientists answer: “You’ll find added sugar in foods we know are
bad for us — such as soft drinks, lollies, cakes, biscuits, pies and pastries.
“Sugars found in nutrient-poor foods are the ones
that are increasing our waistlines and therefore, increasing our health risks.
Remember that sugar isn’t the only ingredient that you need to avoid. If
avoiding sugar means you eat less processed foods and more whole foods — fruit,
vegetables and whole grains — then that’s a good thing. But if you’re swapping
sweet treats for fatty or salty ones then you’re not doing yourself any
favours.”
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