This occurs because they sweat less but, through respiration, skin and other parts of the body, fluids are lost in the same amount. Equally, staying hydrated is important during winter for total ...

Extension: Where does aerobic respiration occur? Show electron microscope images of mitochondria in a cell. Compare the number of mitochondria in muscle and skin cells. Why are there so many in ...

Dehydration affects blood circulation and oxygen delivery, leading to fatigue, sluggishness, and dizziness. It can make winter fatigue feel even worse. Dark yellow or amber-coloured urine indicates ...

It has many important parts, including: If body temperature increases over this temperature, enzymes will denature and become less effective at catalysing important reactions, such as respiration.