In the human brain, information must be stored in order for learning to take place. So, the areas of the brain that are most important to learning are those involved in memory. Other crucial areas include regions involved in processing information from the five senses and information about your body.

As you walk around and move throughout the day, the muscles in your legs contract, forcing blood up the veins of your legs. Valves in the veins keep the blood from flowing back down. When these valves weaken, they can't hold back the blood, and it pools in your lower legs.

Diarrhea is the unpleasant occurrence of frequent, watery bowel movements. The stools are attributed to a number of causes, including poor diet and dehydration. Exercise is also imperative to a healthy lifestyle, but is not appropriate for treating diarrhea. In fact, working out can worsen diarrhea problems.

Angina is a type of chest pain that occurs when there is inadequate blood flow to your heart. It can be a precursor to heart disease. Exercise is generally good for heart health, but you must approach it carefully when you have angina to be sure you don't cause yourself more damage.

The brain is a complex organ. It controls and regulates everything your body does. The human brain is divided into sections. Each section is responsible for various functions such as breathing, speaking, vision and so forth. At the back bottom part of the brain is the brain stem.

Femoral anteversion is a condition where the femoral neck tilts forward, which causes the lower leg to rotate inward. The condition is present in 10 percent of children and usually corrects itself with time. Only when the rotation is in excess of 50 degrees is the anteversion considered a problem.

Scientists and researchers have barely scratched the surface in their exploration of the different regions of the brain and how all parts work together to create thoughts, store memories and produce your unique personality. The temporal lobe is located beneath the upper areas of the brain, right by the ears.

Dopamine is a chemical in your brain that affects your emotions, movements and your sensations of pleasure and pain. Dopamine neurotransmitters are located in the deep middle region of your brain called the substantia nigra. There are five dopamine receptors.

According to The Medical News, dopamine is a monoamine neurotransmitter that is found in the different areas of brain and is essential for several functions of the central nervous system. Dopamine plays a major role in the feelings of addiction and excitement, memory and motor control.

Dopamine and dobutamine are both substances that have important actions on our bodies. Both act at specific cell receptors and produce significant changes in those cells. Dobutamine is a drug that acts on the sympathetic nervous system. Physicians use it to treat heart failure and cardiogenic shock.

Alpha when we are in a state of physical and mental relaxation, although aware of what is happening around us, its frequency are around 7 to 13 pulses per second.

Dementia is a group of symptoms involving impaired mental functions, including memory and reasoning. Alzheimer’s disease is the most common cause. According to the Cleveland Clinic, as many as 50 other known causes exist.