I don't know if I'm too late to answer this but.
1. increases sugar in the blood
2. decreases mental alertness
3. puts you in a bad mood
4. makes you feel edgy and uncomfortable
B isn’t true regarding smooth muscles
that stuff does always work, what I do if I have one is I wash my face and rub apple cider vingar mixed with water, bc that helps get rid of them ( it works, my grandma saw it on DR. Oz, and she made me do it , I have been doing ever since.) Hope this helps :)
What i normally do is To start, stand with your feet hip-width apart, and hold a 5- or 10-pound weight in your left hand. Bend sideways to the left, while squeezing your waist on the left side while looking forward (keeping your neck in a neutral position). Use your right hand to hold up your toothbrush, and then switch after a minute.