What are the possible risks if i take steroids such as decadurabolin and sustain 250?

Many: Weight gain, cataracts, osteoporosis, cataracts, increased risk of serious infections, ulcers are some of the adverse effects.

Cancer, stunt growth: The risks of steroids are very serious, esp. At your age, including baldness, shrunken testicles, impotence, cancer (esp liver), stunted growth, tendon rupture, osteoporosis, high blood pressure, rage, depression, paranoia, immune suppression etc. This is one of the worst things you could do for your health. Don't do it! see http://kidshealth.Org/teen/food_fitness/sports/steroids.Html#.