Suppose a friend is always tired because she stays up late watching television. which factor is having a negative influence on her health?

-tired
-lack of concentration
- A decrease in memory
-a decreased immunity
- A decrease satiety
-a increased appetite
-an increase of emotionality
-an increased risk of accident
-a loss of brain mass

No it doesn’t hurt depending on how many fingers they use

I’m going to guess these are the choices: a) recreational skiing developed in the mid-19th century b) it was originally invented as a way of getting from place to place in snowy regions c) downhill skiing is currently the only common form of the sport d) it mostly evolved from snowshoeing- if that’s the cases then the answer would be c) downhill skiing is currently the only common form of the sport