The right environment would be inside the uterus and the cervix. In certain environments, such as the cervix, uterus and fallopian tubes sperm have a life-span of up to five days. That's why a woman can get pregnant if they ovulate within 5 days after intercourse.
Problems with sleep, such as insomnia, are an acute risk for suicide, whether or not they are part of a depressive episode. It is important to note that sleep problems increased the suicide risk, even after controlling for other variables such as gender, mood, and alcohol problems.
Even if someone with sleep apnea spends eight or nine hours in bed, the quality of sleep is so poor that it can lead to abnormal sleepiness during the day. Another sleep disorder, insomnia, is another one of the most common excessive sleeping causes. This disorder makes it difficult to fall asleep or to stay asleep.