NO, the external shape of the nose and its function (the passage of breath), can be improved in the same proceeding if you have a problem in this matter (deviated septum).
It depends on the type of surgery to be performed. In case the back has to be worked, it is very likely to place a splint (plaster) or bandage with tape, which is mainly used to maintain the nose new shape and to reduce its edema as soon as possible.
NO, in 95% of cases, we perform the procedure by closed via (i.e. inside the nostrils). In other cases a small incision in the columella is made, for the augmentation implant placement and wings narrowing.
No, it all depends on how you feel, but a person between 17 and 45 years old can opt for this procedure.
Yes, your breathing should be normal after 4 to 5 days of being withdrawn the blockage.