You should have a colonoscopy every 10 years starting at age 50. Alternatively, you may get a flexible sigmoidoscopy every five years, a double-contrast barium enema every five years or a CT colonography (virtual colonoscopy) every five years. However, a colonoscopy will be needed if any of those results are positive.
Jena Pincott explains that even after a mother gives birth, her babyâs cells remain inside her body â and work tiny wonders. In an excerpt from her book Do Chocolate Lovers Have Sweeter Babies?, Pincott explains that pregnancy is really only the beginning for mother and baby cell-sharing.
He has been called the worldâs first stem cell baby. Zain Rajani was born three weeks ago in Canada after his parents opted for a new type of IVF marketed under the name Augment. The procedure is supposed to enhance the quality of a womanâs eggs by injecting them with mitochondria taken from her ovarian stem cells. Some media reports say this is the breakthrough that will usher in the next big advance in IVF, but experts New Scientist spoke to were sceptical. Letâs weigh up the evidence.