folate (fÅËÂ·lÄt), n a B vitamin that is present in leafy green vegetables, dry peas and beans, and fortified breads and cereals. Folate deficiency may increase the risk of certain cancers, Alzheimer's disease, and certain birth defects, such as neural tube defects.
World's oldest twins are 102-year-old Scottish sisters, says Guinness World Records. Twins Evelyn (left) and Edith (right) celebrate their 102 birthday. Guinness World Records has declared the pair from Scotland the world's oldest twins.
Welcome to our list of the top 10 Conjoined twins in human history. Conjoined Twins are identical twins whose bodies are joined together in utero (in the uterus, in the womb, etc). These types of twins are extremely rare â estimated on the high end to be about 1 in 50,000 births.