If you are taking steroids and if you are diabetic then you need to see  your diabetologist more frequently. Steroids cause raise in blood sugar. Better glycemic control is required. While on steroids, you need to limit your salt intake. You also need to take calcium and vitamin D supplement, ask your doctor about it. Steroids cause weight gain, so limit your caloric intake and stay active. Steroids also make you prone to contagious diseases so practice necessary precautions. Steroids can cause skin bruises, if you notice any, consult your doctor.