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.
1 Nigeria has the highest rates of multiples with more identical twins than fraternal. while China has one of the lowest with multiple births occurring one in 300 births.  The largest surviving complete set is of septuplets (in US). Three complete sets of sextuplets survive in the UK (6 girls in 1983.