The answer is vitamins and minerals. Micronutrients are nutrients required in the body in very small amounts. While they are required in small amounts, their lack in the body can cause very severe complications. Mineral especially is important as cofactors of enzymes. Iodine and Vitamin A are considered the most essential mineral and vitamins respectively.
Doctors may not be comfortable with labeling a child with a personality disorder due to the fact of its early in their life. The child still has time to prosper and grow as as a person. You don't really know the childs personality yet, so the way they act might just be them learning who they are. It's better to wait it out, and see if they have have borderline personality disorder, because they could be pushing you away to be independent and not realize.
The negative with diagnosing children is they could use it as an excuse. Such as reasons to treating people a certain way. They also might be telling people, and could cause bullying issues, or making their own self esstem go down. The positive effects are knowing when older you won't really be shocked. More positive effects are you will have an idea of it, and will be aware of it, and might realize more side effects of it. Instead of becoming completely blind to it.
B, Measure your heart rate by placing two fingers gently against your wrist (don't use your thumb). If it is hard to feel the pulse in your wrist, find the artery in your neck that is just to either side of the windpipe. ...
Count the beats for 15 seconds. Multiply the number of beats by 4.
D. Large intestines
Hope this helps :)
