[link to www.anabolicsmall.com
High doses of anabolic steroids reduce the amounts of immune
globulin A, G, and M in the blood.(1-4)
These proteins, known medically as IgA, IgG, and IgM, are part of
the body's humoral immune system. These antibodies that circulate
in the bloodstream and attack invading bacteria. Having fewer of
them may make a person more likely to develop a serious infection. Steroid injection can carry many kinds of bacteria and viruses
past the protective skin and into the blood, causing infection.
The use of syringes without strict sanitary and sterile conditions
can transmit infectious hepatitis, a life-threatening disease.
Needle-sharing can lead to AIDS and other blood-borne
diseases.(5) There are two documented cases of AIDS
transmission traced to needle-sharing in the gym.(6,7)