1 In contrast, Preseedâs osmolality matches that of semen and thus does not harm or damage sperm.  Viscosity â The texture of many vaginal lubricants also negatively affect fertility by inhibiting the sperm from traveling up the vagina and through the cervix quickly and efficiently.
The Civil War in Sudan was caused by religious tensions between the North and the South. The two main religions are Sunni Muslim (North) and Christians or other traditional beliefs (south).
A war that almost no one really wanted. What caused the Civil War is not a story that ended in 1861.The Civil War forever changed the balance of powers among the federal government, the states, and the individual.A balance that we continually strive to adjust even today, even with slavery out of the picture. war that almost no one really wanted. What caused the Civil War is not a story that ended in 1861.The Civil War forever changed the balance of powers among the federal government, the states, and the individual. A balance that we continually strive to adjust even today, even with slavery out of the picture.