Breast Cancer Radiotherapy Side Effects People are different, and different side effects can appear in different people. However, more chances are that you won’t have all the mentioned side effects. Talk to the healthcare team when you want to know how to deal with the side effects. Short-Term Side Effects Weakness And Tiredness Skin Issues Hair Loss In The Armpit Breast Swelling Facing Problems With Shoulder And Arm Movement Some Long Term Radiotherapy Side Effects Swollen Arm Changes In The Skin Changes In The Size, Feel, And Breast Shape Breathing Issues Bone Issues https://universitycancercenters.com/breast-cancer-radiation-treatment/