some athletes use stimulants to feel more awake and feel as if it increases there indurance. also use to help them loose weight.
yes you can feel pain when your feets are numb
More apt to feel cold in an environment. Whereas a hot natured person is more apt to feel warm in the same environment.
Because every human is different. For example, if you have more fat than your friend you will probably feel cold less then he will.
YES THEY Do
All dogs get cold. Dogs that have thick fur are more tolerant of cold. Dogs with short hair get cold more quickly. If it is too cold for you to be outside without a coat, it is too cold for your dog.
No.
If you use tapwater, you may feel cold but if you use a heater, you wont feel cold.
Fish survive better in cold water then in warm water because :- 1) Cold water has more oxygen and more oxygen means more microscopic life which means more food. 2) In Cold water there is more solubility of the carbon dioxide released by the fish
kinda its more like room temperature but its more warm than cold
You feel cold when you come inside from the snow because your nerves are gaining sensation. This causes them to notice the temperature of your skin more than when it was numb outside.
The dry person will feel the cold more because the wet person standing next to them will try and get warm until the water evaporates onto the next person but by the time it has reached the dry person it would have been cold. so the dry person would feel the cold more! I think, the wet person will feel the cold more because water needs energy to evaporate and this energy is taken form the immediate surroundings ie the wet person, making the wet person feel cold. If you wet your finger and hold it up in the air it will feel cold because the heat to evaporate the water is coming from your finger.