Insomnia is a common condition. It can be triggered by emotional, situational, or physical stress. There are many distractions and pressures in life, whether at work or with your family. If not dealt with in a meaningful manner, some of these situations can cause sleep disruptions over a prolonged period of time. Millions of people work night shifts, or on a rotating basis, in an ever-changing global society. Buy Modafinil Australia disrupts the circadian rhythm, a normal biological cycle. Exposure to sunlight is a major factor in these cycles. The schedule of our waking hours can be altered by shifting work tonight or traveling across time zones. These conditions can be very challenging to adapt to. These conditions can lead to drowsiness, fatigue, and decreased mental alertness. Sleep apnea can lead to disturbed sleep that is not restful and restorative. It affects as high as 20% of the population. Poor oxygenation can cause sleep disorders such as snoring and breath-holding, which has a profound impact on the brain and other major organs. This condition can cause daytime drowsiness, which is just one of many major health consequences.