1 Angina Pectoris: It is described as a pain located at the back of the breast bone which may be sharp or dull. This sensation may radiate or crawl to the hand, arm, left shoulder, or jaw.  Vasculitis: When the small to medium sized arteries are inflamed, head tingling and numbness may result.
Most species of shark eat things like fish, crustaceans, mollusks, plankton, krill, marine mammals and other sharks. Sharks also have a very acute sense of smell that allows them to detect blood in the water from miles away.
âThe amount of blood that is produced during menstruation is so small that it becomes background with all of the other components that are in the water,â says Dr. Chris Lowe, head of California State University, Long Beachâs Shark Lab. Sharks are attracted to the amino acids in your blood.