HUMAN NUTRITION

Detailed explanation-1: -Calcium deficiency can reduce bone strength and lead to osteoporosis, which is characterized by fragile bones and an increased risk of falling [1]. Calcium deficiency can also cause rickets in children and other bone disorders in adults, although these disorders are more commonly caused by vitamin D deficiency.

Detailed explanation-2: -Chronic calcium deficiency can result in rickets, osteoporosis, and osteopenia, as well as disruptions in the metabolic rate and normal function of other bodily processes.

Detailed explanation-3: -Vitamin D deficiency: Vitamin D helps your body absorb calcium properly, so a lack of vitamin D in the body can cause low levels of calcium in your blood (hypocalcemia). Vitamin D deficiency can be caused by an inherited disorder or by not getting enough sunlight or not consuming enough vitamin D.