10 Harmful Effects of Junk Food on the Body: Junk foods have become an important part of life, people do not understand the risk which these foods possess. Children and adults both are equally attracted towards it because of its taste.
Some of the commonly eaten junk food is sugary drinks, pizza, white bread, industrial vegetable oils, margarine, pastries, cakes, French fries, potato chips, ice-cream, candy bars, processed meat, processed cheese and the highly processed foods. Junk food taken occasionally is not a health hazard; too much is always too bad. People who eat junk food are weak. Here in this article, we are going to mention 10 harmful effects of junk food on the body.
The junk food effects, digestive system, respiratory tract, liver, kidney and heart. There is increased amount of sugar and cholesterol in the body. The food does not produce any energy and people become lethargic over regular intake of food. People might fill full after eating but there is no nutritive value. One should eat junk food in a controlled way and do some physical activity in the form of exercise, dance or yoga. Eat junk food in a controlled way to satisfy your palate.
10 Harmful Effects of Junk Food on the Body:
1. It can Trigger Digestive Problems:
As we all know junk food is rich in fats and oil. This fatty system upset GI tract resulting in gastroesophageal reflux disease (GERD) and irritable bowel syndrome. The oil gets deposited on the stomach wall, which makes the gastric cells to produce gastric acid. This excess acid produces acid and results in various indigestion problems. The spices also irritate the gastric lining, increasing the secretions. Ideally the diet should be composed of fibers which ease digestion. Diet with inadequate amount of fibers results in constipation and hemorrhoids.
The junk food is also loaded with carbohydrates which breakdown into sugars. Pancreas will find it difficult to deal with the excess sugar which can result in fluctuations in blood sugar level and regular consumption can result in diabetes.
2. Lack of Energy:
The junk food is rich in fatty acid and sugars but it does not have any nutritive value. The food lacks adequate nutrients to get energy and perform day-to-day activities. A diet should compose of protein, vitamins, minerals and fibers for healthy functioning of the body.
You might find yourself full after eating junk food but it will not give you any energy, but instead you will feel tired and exhausted. Regularly eating junk food makes an individual weak and person will feel fatigue after doing small work.
3. Risk of Diabetes:
One of the reasons for increasing incidence of diabetes is unhealthy eating and sedentary lifestyle. Middle-aged adults need a steady amount of sugars in the body. Low sugars and excess sugars both are not good for health. In addition body should have a healthy metabolism rate to combat the high calories consumed by intake of junk foods.
Obese people are resistant to insulin, making metabolism of sugar even more difficult. The junk food effects metabolism and body looses the tendency to deal with the excess sugar produced after eating junk food. People develop resistance to insulin.
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4. Beware Of Refined Sugar:
People with sweet tooth often opt for Junk food in the form of pastries, cookies, cakes, etc. They products are composed of refined sugar which is rich in calories. In order to combat the excess sugar pancreas have to work to release more insulin. Junk food is devoid of carbohydrates and proteins which are beneficial for the body. They also intend to increase intake of food as the body is devoid of nutrients required for normal functioning and energy to perform day-to-day activities. People may feel lethargic even after eating junk food, as it does not have any nutritive value.
5. Affects the Brain Function:
From a recently published study, it is learnt that fat from junk food replaces the good fat present in this brain. This decreases the cognitive ability and also learning power. This bad fat also impairs the signalling mechanism from the brain. Junk food can result in neuroinflammation i.e. inflammation of neurons resulting in brain damage.
In a study, people who are on junk food with cakes, cookies and sugary drinks caused inflammation in the hippocampus. Hippocampus is also the area which is responsible for sending and receiving signals. Junk food also induces cravings because of signalling in the form of mouthwatering. This craving for food makes it difficult to get distracted for the food and go for healthy eating.
6. Risk of Heart Disease:
As we all know junk foods are processed foods and are composed of fatty substances and are especially rich in bad cholesterol. This bad cholesterol gets deposited on the arteries, reducing the lumen of the arteries. The reduced lumen increases the blood pressure. The deposited fats can form plaques blocking arteries resulting in cardiac arrest. Sometimes, the deposits turns inflammatory, attracting more agents enhancing the blockade.
People with diabetes have higher chances of developing heart diseases. The fatty substances increases body weight and makes you obese. The higher the body weight, increased are the chances of cardiovascular risk. The fatty deposition can be fatal and can result in cardiac arrest.
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7. Impaired Kidney Function:
Fries and chips are composed of high amount of salt. Salt is responsible for water retention which inturn causes hypertension. The sodium-potassium balance of the body is disturbed. It can result in various cardiovascular risks. Fries and chips are highly processed foods which cause excess salvation and hence more enzymes are released, increasing your appetite and craving for food.
Kidney is responsible for flushing of toxins. Increased junk food increases the risk of diabetes and heart disease. In diabetes, the body does not produces sufficient amount of insulin or become resistant to insulin. Longterm uncontrolled diabetes increases sugar concentration in the body. Increased blood sugar levels have adverse effects on the kidney along with other organs. The damaged kidneys cause reabsorption of glucose in the body.
8. Risk of Liver Damage:
Junk food is mostly rich in fatty acid contents. People who regularly eat fatty food, the liver show changes in the liver enzymes. The presence of liver enzymes is an indication of damage to the liver. The liver fails to perform its functions properly. The fat gets deposited onto the liver and results in fatty liver. The effect of junk food in liver is same as that of alcohol consumption.
High intake of junk food (twice daily for a month) without any exercise or physical activity damages the liver. People should avoid over eating of fatty and it also adds to the weight of an individual resulting in obesity. Proper control of diet and physical activity can reverse the effect of fatty food on the liver.
9. Difficulty in Breathing:
People often neglect the effect of junk food on respiratory tract system. Excess calories of junk food make people obese. The excess weight produces pressure on heart and lungs. The obese and heavy-weight develops shortness of breath and asthma like symptoms even while doing small daily chores. People find it difficult to walk, climb stairs or exercise.
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10. Can Cause Cancer:
Junk foods like pizza, biscuits, burgers, and chocolate which are rich in calories increases the chances of developing cancer. There are several published reports which indicate consumption of junk food can result in cancer. It is confirmed from a study of Journal of the Academy of Nutrition and Dietetics, a diet rich in high calories without low or nil nutritive value can develop cancer.
Obese women who regularly eat junk food are at increased risk of developing cancer. According to a study published in European Journal of Cancer Prevention, food rich in sugar and fat increases the risk of developing colorectal cancer. Establishing the relationship between diet, lifestyle and cancer is a complex process. But definitely an inappropriate diet and sedentary lifestyle can be the causative agent for cancer.