Anxiety caused by environmental and external factors. Environmental factors that are known to cause several types of anxiety include: 1  Trauma from events such as abuse, victimization, or the death of a loved one. 2  Stress in a personal relationship, marriage, friendship, and divorce. 3  Stress at work. 4  Stress from school.
After spinal cortisone steroid injection, ice is recommended on 20  minutes and off 20 minutes for 24-48 hours. Heat should NOT be  applied during the first 48 hours.
A cortisone shot typically starts providing relief from symptoms within 48 to 72 hours, according to About.com. Cortisone shots relieve pain by reducing inflammation. Inflammation begins to subside immediately after the shot although significant pain relief can take a few days to a few weeks. Continue Reading.