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.
Creativity in Science: How Scientists Decide What to Study. Students in science classes usually get the idea that scientific investigations involve careful observation and analysis of data to test hypotheses. One thing that remains shrouded in mystery, however, is how scientists decide on the particular questions they ask in the first place.