Typical lubricants have higher particle concentrations then sperm can tolerate which can cause them to stop moving and render them unable to fertilize an egg. In contrast, Preseedâs osmolality matches that of semen and thus does not harm or damage sperm.
Most sudden cardiac deaths are caused by abnormal heart rhythms called arrhythmias. The most common life-threatening arrhythmia is ventricular fibrillation, which is an erratic, disorganized firing of impulses from the ventricles (the heart's lower chambers).
The immediate cause of most sudden cardiac arrests is an abnormal heart rhythm. The heartâs electrical activity becomes chaotic, and it canât pump blood to the rest of the body. Coronary artery disease . This is the most common cause of sudden cardiac arrest in people older than 35.