瑞典哥德堡大学的一项研究成果表明，饮用含镁量高的硬水可以预防心肌梗塞。该大学环境医学系教授拉格纳尔·吕兰德尔说，现有的成果表明，如果大家都饮用含镁最高的硬水，因心肌梗塞而死亡的危险性可以减少百分之二十至二十五。除饮用水中含镁外，蔬菜中如菠菜和花茎音蓝以及 A study from the University of Gothenburg, Sweden, shows that drinking hard water containing high amounts of magnesium can prevent myocardial infarction. Ragnar Lülundell, a professor of environmental medicine at the university, said the current results show that if everyone is drinking hard-water with the highest magnesium content, the risk of death from myocardial infarction can be reduced by 20 to 25% . In addition to magnesium in drinking water, vegetables such as spinach and flower stems sound blue and