The Need of Vitamin C

 Vitamin C has several important effects on health. First, vitamin C is one of the most effective antioxidants as it helps free radicals preventing cell and tissue damage.  In addition, it helps the body oppose infection in case of illness. Moreover, it help both mother and body stay healthy for nine months. Furthermore, it is essential for tissue recondition. Finally, it is important in producing collagen (Hareyan: 2005: 1).

Reference:

Hareyan, A. (2005). Why do we need vitamin C? [Online]. Available:

              http://www.emaxhealth.com/76/1144.html  [15 January, 2012].

Climate Change

There are several causes and effects of the climate change people have to realize. Firstly, increasing temperatures lead to fluctuation in many appearance of weather. Secondly, worldwide sea level rises because of melting ice and glaciers. Finally, changing of climate has influences on  health and well-being of people (Congondis, 2011 :1-5).

Reference:

             Congondis, D. (2011). Fact about Climate change. [Online] Available:

                         http://www.thegreatwarming.com/pdf/ClimateChangeFactsheet.pdf.

                         [2011,August 28].

Computer under Attack

It  is said that the viruses cause problems  for all users are Trojan Horse, Spyware, and Spam. The first type  takes credit card details or bank- secret word. The second is a Spyware that  conceals  inside a computer and accumulates information about the computer's owner.  The  last one is a Spam, it is a  junk mail that some people are now using it to cheat another people and to take money from them( Philpot, 2011 : 47).

Reference:  Philpot, S. (2011). “ Computers  under Attack.” Academic Skills. Oxford: Spain

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx