Yes because in the winter you get more stress and you don't get as much sun and that's bad because you need Vitamin D from the sun.
A sudden change in temperatures (eg. going from a very hot country to a very cold country) can have an effect, yes.
because clouds are really small water droplets and they are always very cold and if the temperature is warm or hot it changes because the water droplets are very cold
Cold sores don't affect your health. They can be embarassing or case some emotional stress but that is about it. It's your heath that can affect the cold sore virus. When you're immune system is lowered by stress or illness or if you have been out side in very hot or very cold temperatures for long periods of time, then you could get a cold sore.
The temperatures on earth are very cold and very hot
very, very, cold.
Both newborn infants and aged individuals have very little subcutaneous tissue How does this affect their sensitivity to cold environmental temperatures?
Rocks shrink in cold weather. It is very small but it is important if any of its cracks have water in them. Water expands when it freezes. Because they are opposing forces it will cause the rock to break.
The Water Bear and some kind of grasshopper
Camcorders do not tend to work well in very cold temperatures.
Very hot in summer, cold in winter (very cold in the mountains and in the north).
It is freezing cold and very mild summers.
Tundra