If the fluid inside our nerves thickens due to dehydration‚ or is contaminated with synthetic chemicals or toxic heavy metals like lead‚ the vital signals can get distorted.

• 如果我们的神经内流体变厚由于脱水，或有污染的合成化学品或有毒重金属如铅，至关重要的信号可以扭曲。