Determining whether a child is left or right handed can be a challenge. Children will experiment with both sides before they settle on being left, right or mixed dominant. In fact, even though you may see signs of hand dominance
Discoveries about the world’s 708 million left-handers.While the reasons for left-handedness still largely remain a scientific mystery, neuroscientists work hard to understand this fascinating phenomenon.Here are some recent scientific findings about left-handedness you might not have heard of, yet. 1.
Scientists have identified the genes linked to left-handedness By Emily Dixon, CNN (CNN) For the first time, scientists have identified the genetic differences associated with left-handedness, a trait found in 10% of the human population. What’s more, those genetic variants
By Fritz Lenneman Eleven percent of the population is born left-handed, and if they seem different, it’s because they are! Learn six tips for raising a left-handed child. Step 1: Is she a lefty? Congratulate—or blame—yourself. The question of whether
Scientists have discovered the first gene which appears to increase the odds of being left-handed. The Oxford University-led team believe carrying the gene may also slightly raise the risk of developing psychotic mental illness such as schizophrenia. The gene, LRRTM1,
What makes a chimpanzee left-handed–nature or environmental influences? Mostly nature, according to a recent study of chimp mothers and infants. That result refutes past animal research, which suggested that behavioral reinforcement and other external factors largely determine animals’ hand–or paw–preferences.