Explanation: Well technically it can affect each part of your body inside and out at a time like the head, skin, heart, stomach, pancreas, joints/muscles, intestines, reproductive system and immune system.
Here's why...
Head: Contains issues with mood swings, depression, lack of energy, appetite, sleeping problems, concentration issues even anxiety disorder and panic attacks etc.
Skin: Problem with skin.
Joints/Muscles: pain and lowered bone density.
Heart: Increased blood pressure, increased heart beat, high cholesterol and occur heart attack.
Stomach: Involving cramps, sickness, weight gain.
Pancreas: Diabetes