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.
Fruits. According to Medline Plus, you can obtain some carotenoids from fruits. Examples of fruits high in the carotenoid beta-carotene include apricots, mangoes, cantaloupe and pink grapefruit. Pink grapefruit is also a good source of the carotenoid lycopene, as are tomatoes, reports the World's Healthiest Foods.