1. Vitamin A- sometimes referred to as anti-infective vitamin, can only be absorbed from the small intestine adequately if fat absorption is normal. Insufficient absorption results in nyctalopia.
2. The pulse rate in females is more rapid than in males. The difference is most commonly about five beats per minute.
3. The brain’s memory storage capacity is about 2.5 petabytes (or a million gigabytes). If the neurons in the brain worked independently, the brain would only be able to store a few gigabytes of information.
4. The joystick is formed by three elongated masses of erectile tissue and involuntary muscles very rich in blood vessel. It takes about 130 ml to pints of blood for a full erection.
5. The male fertility and sexual ability tends to decline with ageing, but there’s no period comparable to menopause in female. According to a research, the rate of genetic mutations passed on via their sperm cells increases significantly with their age; putting their children at increased risk for psychiatric disorders, especially autism and schizophrenia.
6. Fixing extra letters to words and reading words that are not contained in a text being read is one of the symptoms of dyslexia; although tiredness may cause this.
7. If a child is more exposed to testosterone in the womb, there’s is a high chance of having a shorter index finger as compared to the ring finger in the child.
8. Typoglycemia is the ability to read a text even though the letters in the words are not arranged properly; as long as the first and last letters are correctly placed.
9. Research has shown that breastfeeding can reduce the occurrence of severe diarrhoea and vomiting, chest and ear infections, constipation, and eczema in babies.
10. The direction of an erect joystick depends on the tension of the suspensory ligament that holds it in position. There are cases of the joystick being erect parallel to the abdomen and a few pointing downwards while erect although these cases are rare.
11. Babies are born with blue eyes more than any other color.
12. If enough saliva does not mix properly with food, you will not be able to taste that food. (try tasting something after drying off your tongue)
13. Your eyes remain the same size after birth but your nose and ears never stop growing.
14. About 300million cells die in the human body every minute. An adult produces a little over 300 billion new cells daily.
15. The cornea in the eye is the only part of the body that has no blood supply. It gets its oxygen directly from air.
16. Every 1½hr, men have erection whilst asleep. This may be linked to combination of blood circulation and testosterone production during sleep & is a necessary part of REM.
17. The same skin cells in a human’s mouth is the same type of cell a human vagina is made of.
18. Rubatosis is the discomforting consciousness of your own heartbeat.
19. A human sneeze can travel about 100 mph give or take.
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