Doctor insights on:
Why are some people left handed & why are some people right handed? What determines it? And is it true that left handed people are smarter & powerful?
No, the same: Genetics are the most likely explanation for handedness. And, not left-handed people are neither smarter nor more powerful than right=-handed people. ...Read moreGet help from a doctor now ›
Genetics: People are right handed left handed by birth. Attempts to change left handed people to right handedness failed miserably when it was tried. ...Read moreGet help from a doctor now ›
Be patient: Although some researchers suggest an infant may use one hand more than another as early as 6m, most describe true hand dominance as emerging between 2 & 4 yrs. I worry when a child uses one hand more often before a year as it can be an emerging sign of a motor impairment as seen in cerebral palsy. ...Read moreGet help from a doctor now ›
R. Handed: Not really, not because I am Left handed, but no proven evidence of any medical advantage to either. ...Read moreGet help from a doctor now ›
Genetics: Read this article, it explains it well. Thank you for a very good question.Why Are Some People Left-Handed? Being a righty or a lefty could be linked to variations in a network of genes that influence right or left asymmetries in the body and brain By Natasha Geiling smithsonian.com September 12, 2013 Read more: http://www.smithsonianmag.com/science-nature/why-are-some-people-left-handed-6556937/#8MFOVV7UsUKuu2BZ.99 Give the gift of Smithsonian magazine for only $12! http://bit.ly/1cGUiGv Follow us: @SmithsonianMag on Twitter ...Read moreGet help from a doctor now ›
Not related: I would not think that your eyesight has anything to do with your handedness. The lens has changed in such a way that the vision is not as good on the left-hand side but not related to whether your right-handed or not. ...Read moreGet help from a doctor now ›
Left handed nature: At one time children would be forced to switch from left handedness to right handedness through persistent exercises and use of the right hand rather than the left. Since the left handedness arises from one's neurologic makeup, it will always be dominant, but one can learn right handed uses through persistence and exercise. To my knowledge, one is not really converted to the right handed nature. ...Read moreGet help from a doctor now ›
If I was born left handed and was left handed dominated ans then became right handed dominated would it mess up my body when using cell phones ?
Question confusing: Handedness is generally considered a prewired process in most, with right hand dominant most common. There are many left hand dominent folks, and some where no true dominance exists. (called ambidexterous). If your question is whether a cell phone triggered the change, i'd have to speculate no! someone prewired to do well with both may gravitate to right to fit in or it fits with your activities. ...Read moreGet help from a doctor now ›
No: Situs inversus results from abnormal developmental signals that direct the alignment of the internal organs. It does not affect brain development or handedness. ...Read moreGet help from a doctor now ›
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