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Last Updated: 9 years ago• Featured Tip
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Last Updated: 9 years ago• Featured Tip
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Most humans have three types of receptors that allow them to see in colour vision. However, some women have four or even five receptors, which allow them to see a wider range of colours than normal. This is only present in women as the red and green colour receptors, which allow a greater range of colour, are located in the female x chromosome; blue is stored in the y chromosome in men.
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Last Updated: 9 years ago• Featured Tip
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Last Updated: 9 years ago• Featured Tip
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To lose new muscles it takes twice as long if you stop working out as opposed to gaining it. It’s comparatively easier to build new muscle tissues and get your muscles in shape which in fact should be motivation to get started in the gym.
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Last Updated: 9 years ago• Featured Tip
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Bodily sweat contains different pheromones when you’re frightened or not. People can detect the differences in their smell, and when they sniffed sweat from skydivers, it caused brain regions that react to fear to become active.
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Last Updated: 9 years ago• Featured Tip
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Super fact of the day: Kidneys filter blood about 300 times a day!
All the blood in your body (about 5-6 liters) passes through the kidneys about 300 times. Which totals to about 1700 liters. It makes around 170 liters of primary urine - which later becomes urine.
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All the blood in your body (about 5-6 liters) passes through the kidneys about 300 times. Which totals to about 1700 liters. It makes around 170 liters of primary urine - which later becomes urine.
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Last Updated: 9 years ago• Featured Tip
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Super Fact of the Day: Unlike other organs, your tooth cannot repair itself.
The outermost layer of the tooth is an 'enamel' which is NOT a living tissue and therefore it can’t repair itself. That's something your dentist has to struggle with!
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The outermost layer of the tooth is an 'enamel' which is NOT a living tissue and therefore it can’t repair itself. That's something your dentist has to struggle with!
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Last Updated: 9 years ago• Featured Tip
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Your body emits light in small quantities, which is 1, 000 times weaker than the levels that your eyes can pick up. The neck, forehead and cheeks are found to emit the brightest light than the rest of the body.
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Last Updated: 9 years ago• Featured Tip
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Although most people find earwax to be disgusting, its production is actually necessary for good ear health as it plays a role in ear’s defense system. It protects your inner ear from dirt, fungus, bacteria and even insects, keeping it clean and lubricating your ear canal.
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Last Updated: 9 years ago• Featured Tip
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In the seventh month of foetus development, your adrenal glands were roughly the same size as your kidneys. At birth, they shrunk slightly, and will continue to shrink throughout your life. In fact, by the time you reach old age, they will be too small to be seen!
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