If you were to ask a Registered Dietitian, there is no such thing as a “bad food”. While there is truth to the fact that the occasional donut is not going to kill you, treating yourself on a regular basis eventually might.
Body-conscious peoples sometimes looks the other way when putting a risky supplement in their body or forgoing an extra serving of broccoli for another piece of steak. Nine times out of ten, what is good for our body is good for our health. In the same way, certain foods make us rounder on the outside and less healthy on the inside.
High Fructose Corn Syrup
HFCS, commonly used as a sweetener in soda and desserts, has gotten a really bad name as of late. That is because public health officials have linked the meteoric rise of obesity with intake of HFCS.
While the correlation is still bit fuzzy, many laboratory tests have shown that HFCS throws your insulin sensitivity for a loop. In the long run, this can lead to type II diabetes. However, short term HFCS intake can also amp-up fat deposition as your cells become less sensitive to the effects of insulin.
Trans fat is a well-known cause of heart disease. Besides its well documented ability to lower good cholesterol and skyrocket bad cholesterol, trans fat has another trick up it is sleeve that causes internal damage: inflammation.
Inflammation is now recognized as the underlying process that causes clogged arteries. Also, many researchers have linked excessive inflammation with poor performance in exercise tests –in other words, trans fat can take the wind out of your sails in the gym.
You’d be hard pressed to find a pro bodybuilder downing cans of Coke between sets. Diet Coke on the other hand is a different story. Because it’s calorie free, and may give you a bit of a boost from the caffeine content, some view Diet Coke as benign at worst.
They are wrong. Purdue University researches have recently shown that downing artificial sweeteners like water actually throw off the sweet sensors in your taste buds, making it harder to resist temptation from sugary foods.
The USDA has taken a fair share of criticism from its grain-oriented pyramid. Rightfully so: it turns out that a steady consumption of refined grains like white bread and pasta causes glucose spikes –forcing the pancreas to produce massive amounts of insulin. Diabetes can result from excessive insulin production, but it doesn’t take years for refined grains to do their dirty work -when glucose levels shoot up after a single meal, your body tends to preferentially store the calories as body fat.