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Circulatory System Diseases loading

Most cardiovascular diseases can be avoided through a healthy lifestyle but some are genetic.

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Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
  • Video
    23 and 1/2 Hours

    23 and 1/2 Hours

    by CK-12 //basic
    In this video, Mike Evans talks about how important exercise is and its affects on lowering the chance of certain issues (obesity, high blood pressure, etc.).
    This indicates how strong in your memory this concept is
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