Muscle cramps result from an involuntary contraction of a skeletal muscle. Overuse, prolonged exercise without proper conditioning, and fatigue are common causes of muscle cramps. In addition, dehydration and depletion of electrolytes, including magnesium, calcium and potassium, can lead to muscle cramps.
The relationship between intelligent design and science has been a contentious one. Intelligent design (ID) is presented by its proponents as science and claims to offer an alternative to evolution.
The mind/brain/consciousness debate has been going for more than twenty centuries. Historically, it is one of the most important debates ever. Plato and Socrates in the classical age of Greece and Descartes before the Age of Enlightenment in Europe, promoted and accepted the duality of mind and brain.