handed.b
1)According to tradition, an itchy left hand indicates you will lose money. An itchy right hand indicates you will receive money.d
2)Some scholars postulate that increased levels of testosterone in the womb increase the chances of becoming left-handed. This may explain the correlation that seems to exist between left-handedness and some immune disorders, as testosterone has been linked to immune disorders.b
3)Studies have suggested that left-handers are more talented in spatial awareness, math, and architecture. Right-handers tend to be more talented verbally.b
4)The gene LRRTM1 is a strong contributing factor for left-handedness. Scientists discovered the gene during a study of dyslexic children and believe it is inherited from the father.f
5)Left-handedness runs in families. Lefties in the British royal family include the Queen Mother, Queen Elizabeth II, Prince Charles, and Prince William.b
6)Studies show that those who have autism are more likely to be left-handed.a
7)Many people who are left-handed draw figures that face to the right.i
Left-handers are more likely to be dyslexic and to stutter.e
9)One in four Apollo astronauts were left-handers.b
10)Connections between the right and left sides of the brain are faster in left-handed people. This means information is transferred faster, making left-handers more efficient in dealing with multiple stimuli and using both sides of the brain more easily.e
11)The left side, which is historically seen as weaker and “bad,” is also traditionally considered to be the female side. However, current scientific data suggests that men are more likely to be left-handed than women.b
Ultrasounds show that in the womb, 90% of babies appear to favor the right thumb, which corresponds to population breakdowns of right-handers and left-handers.b
12)Researchers postulate that the proportion of left-handers has remained constant for over 30,000 years.b
Studies suggest premature babies are more likely to be left-handed. Additionally, infants with low Apgar scores at birth are more likely to be left-handed than children who have higher Apgar scores.b
Juniata College in Huntington, Pennsylvania awards up to $1,500 in academic scholarships to students who have top academic records and who are left-handed.h
13)Researchers note that on average, left-handers reach sexual maturity later than right-handers.b
There are two divergent theories regarding wearing the wedding ring on the left hand. One theory is that it started with the ancient Egyptians, who believed that despite the left hand’s supposed flaws, placing the ring on this hand brought it nearer to the heart. Another theory attributes the origin to the Greeks and Romans, who wore the rings to ward off evil associated with the left hand.d
14)About 30 million people in the United States are left-handed.i
Babies can show early signs of handedness
When placed on their tummies, right-handed babies tend to turn their heads to the right. Left-handed babies usually turn their heads to the left or they don’t show any preference.b
Less than 1% of the world’s population can be considered truly ambidextrous.b
Research suggests that left-handers are slightly more prone to allergies and asthma than right-handers are.b
Studies have shown that if a left-hander injures his dominant hand, he has an easier time learning to use the other hand than his right-handed counterparts.d
15)In a recent experiment, left-handers who watched an eight-minute clip from the film Silence of the Lambs showed more fear than right-handers. Scientists believe that this may be because the right side of the brain is dominant in lefties and is more involved in fear responses.e
According to the Journal of Nervous and Mental Disease, the brains of left-handers process emotions differently than those of right-handers and are more susceptible to negative emotions, such as anger.b
16)Some scientists have suggested that left-handers were originally in the womb with a twin that did not survive, or a “Vanishing Twin.”b
17)The longest words that can be typed using only the left hand with conventional hand placement are sweaterdresses and tesseradecades.g 18)Many sources claim that left-handers may die as many as nine years earlier than right-handers.b http://facts.randomhistory.com/facts-about-left-handed