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).
South Sudan's civil war is one of the worst conflicts on earth â with no end in sight. 1  Jul.  The Obama administration on Thursday placed sanctions on leaders from opposing military forces in South Sudan for their roles in the country's conflict, according to Reuters.