Morning energizing and nighttime relaxation Morning exercise may help get you awake, energized, and clear-headed for the day. If you are a “morning person,” you will probably find morning exercise a better fit than in the evening when you are sleepy. You may also prefer a morning routine ...
Now the biologists have moved into this minefield, and some of them have found that there are real differences between the brains of men and women. But being different, they point out hurriedly, is not the same as being better or worse. There is, however, a definite structural variation ...
was conducted under standardized, controlled laboratory conditions with continuous monitoring.Twenty-seven healthy adults (13 men, 14 women; aged 22-39 years) participated in the study.Subjects were randomly assigned to a nighttime duty (experimental) condition or a daytime duty (contro...