No; concussions can cause symptoms similar to ADHD, but it is not ADHD. ADHD is a developmental disorder of the brain that occurs in childhood.
Try suffering a traumatic brain injury then you'll know.
The most common cause of concussions is checking, or using your body to gain a positional advantage.
Studying cause & effect.
concussions mess up your brain so it probably would. Concussions can cause a variety of problems or even none at all.
No ADHD is from birth.
No. ADHD does cause poor impulse control but in no way is it an excuse for adultery or a complete explanation for such behavior. Individuals with ADHD are more likely to do risky behaviors but it is not the cause; consult counselling.
It does not, it makes anyone hyper. Adhd is a whole different disorder
ADHD is how your brain works, the chemicals in your brain cannot be altered by Pepsi, and I think that ADHD can only be caused by the way your brain works from the start of your life, and nothing else can cause it.
ADHD cause for total lack of consideration for others
concussions are mostly caused when something hits your back of your head.The force needs to be at least 50 miles per hour or if something hits you for head.
There does not seem to be any scientific evidence that food can cause ADHD. However, some research does suggest that food coloring may be the culprit. A good article can be found here: http://www.webmd.com/add-adhd/guide/food-dye-adhd
No; job stress can cause symptoms similar to ADHD like lack of focus and lack of motivation. Consult your doctor about treatments for stress.
No, it doesn't. Sugar makes ADHD symptoms worse.