Couples newly in love usually seek closeness.

People who don?t sleep well overnight and feel knocked out when they wake up possibly will direct their irritability toward their partner.

When a relationship is based more and more over time on trust and harmony, the sexual aspects often decline, which is perfectly fine for many couples. Then there is something wrong.

Sleep habits are very individual and therefore shouldn't be overestimated.

Much of the run-up this year has to do with a smaller-than-expected crop in China due to excessive rains.

We need volatility to make money. We need strong demand.