2.  Defense system against diseases  Different cells  B Cells

3.  Answer of the body to a outside challenge  Different effects:  Makes energy free  Suppresses the immune system  Long term stress is harmful

4.  Hormone  Released when under stress  Suppresses the immune system

5.  Proteins  messengers  Released by white blood cells  Main factor for white blood cell production

6.  Given in Drugs: producing white blood cells  “rebuild” a weak immune system  Help fighting diseases

7.  Stress can lead to a overproduction  -> too many cytokines -> too many white blood cells  White blood cells can destroy the body from the inside

8.  Avoiding Stress  Relaxing  Social Support

9.  "The Immune System and Stress." The Immune System and Stress. N.p., n.d. Web. 25 Jan. 2015.  "Stress Weakens the Immune System." Http://www.apa.org. N.p., n.d. Web. 22 Jan. 2015.  "How Does Stress Affect the Immune System?" LIVESTRONG.COM. LIVESTRONG.COM, 16 Aug. 2013. Web. 25 Jan. 2015.  "Stress." University of Maryland Medical Center. N.p., n.d. Web. 24 Jan. 2015.  "Cytokine." Wikipedia. Wikimedia Foundation, n.d. Web. 25 Jan. 2015.  "TGN1412." Wikipedia. Wikimedia Foundation, n.d. Web. 25 Jan. 2015.  "Cytokine Storm." Wikipedia. Wikimedia Foundation, n.d. Web. 25 Jan. 2015.