Today, diseases like cancer, heart disease, diabetes, chronic liver disease, and high blood pressure increase with the extension of average life expectancy.
反倒是人類體內，以新陳代謝或自體免疫缺陷為主因的癌症、腦血管疾病、心臟病、糖尿病、慢性肝病、高血壓疾病等等，隨著平均壽命的延長而大幅提高。