Each additional hour of sleep increased the likelihood of sexual activity with a partner by 14 per cent , say the University of Michigan researchers . The amount of shut-eye also affects how aroused women will become . Previous research has found men lacking in sleep have poorer libidos .
Each additional hour of sleep increased the likelihood of sexual activity with a partner by 14 per cent , say University of Michigan researchers . The amount of shut-eye also affects how aroused women will become . Previous research has found men lacking in sleep have poorer libidos .