<span>Heart failure is risk that someone is taking stimulants in his or her body. Stimulants are chemicals that can add to your alertness and too much of it can damage your nervous system. When your nervous system will react to the high level of stimulants, you will get nervous that will cause for your heart to pump more blood. When your hear pumps more blood than the oxygen intake in the lungs, it will cause a hear attack or hear failure.</span>
Answer:
the best to take a pulse is the radial artery
Insulin is a chemical that is produced by the pancreas and controls blood sugar.
Hope this helps!