apples to apples dirty version A cortisol blood test is conducted to discover the cortisol hormone level in the blood. Cortisol assists the body in metabolic process stress management. The levels of cortisol inside the blood are vastly different as a result of several factors like stress, infection, injury and strenuous activities. The levels of cortisol usually vary in the length of your day. In the morning, it's generally increased, and at night and during sleep, its level is often low. Its level, however, may follow the person's sleeping habits. Those who sleep within the daytime and so are awake during the night, could have reversed cortisol level patterns also. You won't need pills when you can increase libido and sex drive naturally. There are ways on how to increase low libido and at the same time improve your metabolism, increase energy, and stimulate your sex organs. Here are the five natural ways on how to increase libido the natural way: Despite their small size, Black Widow Spiders employ a very potent venom. It has been said that their venom is a bit more powerful compared to coral snakes and cobra snakes. The venom of a female Black Widow Spider is a bit more harmful than that of the males, but the probability of death is pretty small although negative effects can be quite unpleasant. The venom from all of these spiders is a lot more powerful than the venom of many other spiders. Their venom is known as neurotoxic where there are a couple of active components inside such as Latrotoxins and Adenosine.