Why Does Sweat Turn Shirts Yellow?

Contrary to popular belief, sweat doesn’t cause the yellow stains. In fact, sweat is a colourless liquid. It, therefore, cannot possibly cause staining even on light coloured clothes. A chemical reaction then occurs between the deodorant or antiperspirant and the sweat. Yellow pit stains are caused when odourless, colourless sweat reacts with aluminum in antiperspirants. … It’s why yellow pit stains appear on your white undershirts or…

What is motion sickness?

If you’ve ever been sick to your stomach on a rocking boat or a bumpy aeroplane ride, you know the discomfort of motion sickness. Motion sickness is the feeling you get when the motion you sense with your inner ear is different from the motion you visualize. It is a common condition that occurs in some people who travel by car,…

Does Being Cold Make You Sick?

In terms of infectious illnesses, germs make you sick, not cold weather itself. You have to come in contact with rhinoviruses to catch a cold. And you need to be infected with influenza viruses to contract the flu. Rhinoviruses peak in spring and fall, and influenza viruses peak in winter. While wrapping a scarf around your nose to warm it up might help…

Can You Drink Too Much Water?

All of the major systems of your body depend on water to work properly.  Most people, especially those who exercise in hot weather, are more concerned about not drinking enough water. However, drinking too much water can also be dangerous. Overhydration can lead to water intoxication. This occurs when the amount of salt and other electrolytes…

Why do we Yawn?

Why do we yawn? One is that when we are bored or tired, we just don’t breathe as deeply as we usually do. As this theory goes, our bodies take in less oxygen because our breathing has slowed. Therefore, yawning helps us bring more oxygen into the blood and move more carbon dioxide out of the blood. Even thinking about yawning can cause you to do it. It’s…

Paper Towel vs Hand Dryers

Which is more hygienic – paper towel or hand dryers? We’re reasonably sure that using hand dryers is, in fact, the way to go if you’re looking to help out the environment. But that’s not why we’re here; Because a recent study found that using certain hand dryers spreads 1300 times as many germs around the…

Your Brain On Coffee

Coffee is an incredibly healthy beverage. It contains hundreds of bioactive compounds that contribute to its powerful health benefits. Many of these compounds are antioxidants, which fight the damage caused by free radicals in your cells. Caffeine, present in the coffee, affects the central nervous system in several ways. Caffeine is the key reason why coffee boosts brain…

This Is 200 Calories

From Broccoli to Big Macs – All of your favourite foods, shown as 200 calories! ‘Diet’ foods’ might seem healthy, but do you know how many calories they really contain?  Depending on your height, women need 2,000 calories a day to maintain their weight and 1,500 to lose weight, so knowing which high-calorie foods to…