Your heart rate is substantially increased and you are likely to be sweating.
你的心率很大程度上加速了，你很有可能流汗。
2
You can become just as dehydrated in the cold as in the heat from sweating, breathing and increased urine production, but it may be harder to notice during cold weather.
在寒冷的条件下，你同样也会因为出汗、呼吸、增加排尿量而脱水，但在寒冷天气下更难以察觉。
3
Weight control by increased metabolic rate and accelerated breakdown of fat tissue. Enhanced thermal regulation by better sweating, increased sodium and potassium levels increase muscle mass.