Answer:
When we're babies.
Explanation:
When you're born, all of your bones are almost completely formed out of cartilage, and you have approximately 300 of them. Over time, your bones begin to fuse together and solidify into pure bone. When your born about half of your bones are solid cartilage and the other half is a mixture, that usually applies to your bigger bones like the bones you have in your legs as they have to be at least partly solidified enough for you to function
Answer:
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Answer:
Cardiovascular studies
Explanation:
Cardiologists and cardiovascular researchers are the scientists that are more often studying the correlation between physical activity and health. According to several studies, physical activity and fitness are highly protective and beneficial against cardiovascular diseases.
Scientists indicate that a moderate fit lifestyle provides health benefits that lead to the reduction of the risk in cardiovascular issues, such as blood pressure and diabetes.
Therefore, <u>cardiovascular studies indicate a reduction in mortality when people abandon a sedentary lifestyle and become moderately fit.</u>
Answer:
The difference between a radio wave and X- ray is that Radio waves have a much longer wavelength when it's in visible light. x-rays have a smaller wavelength and higher frequency compared to visible light.
Explanation:
Infectious diseases, like cholera, typhoid fever [6] and other diseases gastroenteritis, diarrhea, vomiting, skin and kidney problem are spreading through polluted water [7]. Human health is affected by the direct damage of plants and animal nutrition.
