Answer:
irony, since she claims to value honesty but still lied.
Answer:
I do not think it is possible. You can loose weight by not consuming anything (not receiving proper nutrition) and it can be damaging to the body. Also without the proper nutrients is would be hard to maintain fitness because you would lack energy. If you don't have nutrition your hair,nails,bones and skin with become weak and you will feel drained and tired all the time. Yes you could lose weight but your body wouldn't be healthy.
Explanation:
These injuries are called concussions. A common injury that results as a blow to the head, a lot of times during sport, fights, or accidents. A sudden blow to the head causes shaking of the brain inside the skull causes acute symptoms, not usually dangerous, unless they are repeated, or it is super severe. It is usually met with headaches and unconsciousness, and is usually treated with rest.
Remember though that there are other injuries that could happen, which could cause severe bleeding of the brain, and so one should not be conservative when seeking treatment.