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.
The Yoruba have the highest rate of twinning in the world, at 45â50 twin sets (or 90â100 twins) per 1,000 live births, possibly because of high consumption of a specific type of yam containing a natural phytoestrogen which may stimulate the ovaries to release an egg from each side.