E. Long answer type questions1. What causes rickets? Write down its symptoms and prevention.

E. Long answer type questions1. What causes rickets? Write down its sy

1.	E. Long answer type questions1. What causes rickets? Write down its symptoms and prevention.
Answer» <p>The most common cause is vitamin D deficiency. This can result from eating a diet without enough vitamin D, dark skin, too little sun exposure, exclusive breastfeeding without vitamin D supplementation, celiac disease, and certain genetic conditions. Other factors may include not enough calcium or phosphorus.</p><p>Symptoms of rickets include bone pain or tenderness, dental deformities, delayed formation of teeth, decreased muscle strength, impaired growth, short stature, and a number of skeletal deformities, including abnormally shaped skull, bowlegs.</p><p>A sufficient amount of ultraviolet B light in sunlight each day and adequate supplies of calcium and phosphorus in the diet can prevent rickets. Darker-skinned people need to be exposed longer to the ultraviolet rays.</p>