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.
Meet Team USA's shortest and tallest athletes. Shortest Team USA athlete: Simone Biles, Gymnastics. Simone Biles stands at 4'8 tall, but don't let her size fool you. Biles, who was too young to qualify for the London 2012 Olympics, holds a record 10 world championships gold medals.