Facts About Human Body's PH Levels. Fruits and vegetables can raise your body's pH. Photo Credit Jupiterimages/Brand X Pictures/Getty Images. The pH of a substance is a chemical reading of how acidic or basic/alkaline it is.Your body tightly regulates pH levels to maintain overall good health. Different organs, cell types and compartments within cells maintain various pH levels depending on their physiological roles.cids range from 0 to 7, and bases range from 7 to 14 on the scale. The website Alkalize for Health reports that human blood maintains a steady pH of 7.4, making it slightly alkaline.
Richard Milhous Nixon, 37th President of the United States, is the first and only president to resign the office. Nixon resigned on August 9, 1974, facing almost certain impea â¦ chment and likely conviction. His resignation was the culmination of the so-called Watergate scandal.
On Aug. 8, he became the first and only U.S. President to announce his resignation. But Nixon already had a long history in the news, and it didnât end in 1974. In fact, no other individual has been featured on the cover of TIME more frequently, with 55 appearances to his name.