Answer:
It means Practice makes Perfect
Explanation:
Answer:
Lightly pigmented people tend to be at higher risk of vitamin D deficiency
Explanation:
BACKGROUND KNOWLEDGE:
Human skin is the largest organ of the body which makes boundary line between environment and internal conditions. Human skin cell produces pigment called melanin when ever it is subjected to Sun. More the melanin pigment produced more will be the skin darkens. Ultraviolet (UV) radiations also come from Sun and responsible for more pigmentation.
ANSWER EXPLANATION:
According to the question darkly pigmentation only occurs when their is high level of UV radiations. High level of UV radiations are also responsible for Vitamin D production.
People with lightly pigmented means that there environment has low level of UV radiations which are the requirement of Vitamin D production. Hence due to low UV radiations peoples with light pigmentation's are also be at higher risk of vitamin D deficiency
Lifestyle is the causal factor a healthy or unhealthy cardiovascular system. Hence, it is important to keep tract on what you eat and practice during the day.
Some common types of cardiovascular diseases and its cause are:
<span>a. Coronary Heart Disease – this is the most common form of heart disease. It happens when arteries supplying blood to the heart narrow or harden from the build-up of plaque (fat and cholesterol). People who experience this condition will often feel chest pains, shortness of breath, and discomfort on the arms, shoulders, neck, and jaw. </span>
<span>b. Atherosclerosis – is a form of coronary heart disease where plaque builds up in the arteries causing low blood supply to the body. </span>
c. Arteriosclerosis – a condition where arteries narrow in size and harden through time
<span>d. Heart Failure – this condition occurs at a very slow rate usually caused by an injury to the heart muscle, uncontrolled high blood pressure, a heart attack, or the a heart valve fails to function. The weakened heart muscle then puts more effort in pumping blood to the body and when the heart can’t keep up with the pace, the heart just fails away. </span><span> </span>
Of poor water hygiene and management
