20 agosto 2015
The fertility cycle in mammalian females becomes more irregular during the transition to menopause. The aging of the circadian clock may be a main driver of this change, argues a study that found that fertility in middle-aged mice could be improved or reduced according to differences in the light-dark cycle, whereas younger mice were unaffected.
http://www.sciencedaily.com/releases/2015/08/150820123634.htm
