Best Answer: Only two VPs have resigned. John Calhoun in December 28, 1832 to run as a senator. On October 10, 1973, Agnew became the second Vice President to resign the office.
Foods Rich in L-Theanine. L-Theanine is an amino acid commonly found in green tea, which is believed to increase alpha waves in the brain, creating a feeling of relaxation, while maintaining mental alertness, Natural News wrote.
The following 9 foods contain Manganese: A great source of manganese is leafy green vegetables, such as romaine lettuce, red leaf lettuce, green leaf lettuce, loose leaf lettuce, spinach, iceberg lettuce, endive, arugula, broccoli, collard greens, dandelion greens, mustard greens, kale and swiss chard.