Large lumps that appear on the legs at night could be a sign of a circulatory problem. It is best to get this condition checked out by a physician.
Osteoporosis is a condition that causes bones to be weak and brittle.
What is the cause of gingivectomy
Boils can appear anywhere on the body but most commonly appear in areas where there is hair. Causes for small boils on the head include an infected hair follicle or oil gland.
Osteoporosis
Fibromyalgia is a condition that affects the skeletal system. It causes pain in the muscles and also causes joint pain.
A natural occurrence which causes mountains to to disappear is erosion, and to form is an earthquake (I think).
Evaporation
A catalyst
Evaporation.
Constellations doesn't take the same shape forever, as over time, the stars that make up the shape start to move away from each other.
Slow Effect
plants and animals that die seem to disappear because it causes danger for the person or children
Sudden blood flow (if running quickly, for example), allergies / hives, being cold, getting cold / warming up too quickly, circulation problems.
The rotation of the earth is what causes the sun to appear to set
Quickly evaporating rainwater causes most of the drought cycles
A condition which causes part of the brain not to form is called anencephaly.
Tiny white bumps on the face can be a condition called milia. These bumps can appear at age. There are harmless.