For an average person, what time would someone have difficulty staying awake?

With transmeridian dyschronism which is correct?

With transmeridian dyschronism which is correct?

The body cycle is in a cycle of how many hours?

Each day, even when we are not travelling, how long must we slow down our body clocks?

Which factors would promote physical stress? (select all that apply)

A performance lapse that regularly occurs once during the day is known as:

A moderate amount of stress can enhance mental performance when a emergency arises?

Which would be most correct regarding chronic fatigue?

Fatigue would mostly likely have a negative effect on:

Fatigue can be considered to have the same symptoms as drink driving?