What is osteoporosis? how is it caused, and how can it be prevented?

Explanation:

Osteoporosis is a disease of bones. It occurs when bones loose density and structure of bone becomes porous. This condition leads to weaking of bones and the bones may break.

Causes : The low calcium diet in food, estrogen deficiency in women, Vitamin D deficiency and high levels of thyroid hormone secretion, too much alcohol consumption, smoking and medical condition of cystic fibrosis also result in bone weakening are responsible causes of osteoporosis.

Prevention : It can be prevented by medication, weight bearing physical exercises which can prevent loss of bones and provide strength, healthy diet with calcium and Vitamin D supplements.

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

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