Science fiction genre â while science fiction is a genre of fiction, a science fiction genre is a subgenre within science fiction. Science fiction may be divided along any number of overlapping axes.
Foods and Herbs to Improve Blood Circulation: Fruits, vegetables and herbs are excellent for your health. They provide high levels of bioflavonoids that strengthen capillaries, promoting blood flow.
The vitamin C in citrus and berries makes them a good snack to improve circulation. Photo Credit BananaStock/BananaStock/Getty Images. Usually caused by plaque buildup in the arteries, poor circulation -- inadequate blood flow -- can lead to insufficient oxygen levels in the body.