1 Preseed maintains this alkalinity while other vaginal lubricants tend to have pH values below 7.0 and as low as 3.5 (very acidic and deadly to sperm.  Osmolality Ã¢â¬â Semen has a specific particle concentration that keeps sperm motile and healthy.
Causes of instantaneous or sudden death. Instantaneous or sudden death may result from dysfunction/abnormalities of the heart and its vessels, noncardiac vessels, pulmonary system, and central nervous system (CNS).
Alcohol causes arrhythmias during life, including prolongation of the QT interval, which is associated with sudden cardiac death [2]. One would logically infer from this that alcohol induced arrhythmias are a commonly stated cause of death. This, however, is not the case [3,8,9]. The fact that alcohol can be a cause of sudden cardiac death is unrecognized by many pathologists [8] and many of these deaths are being incorrectly attributed to other causes such as minor coronary artery atherosclerosis [10].