Sinus Lift Recovery, Answered
Sinus precautions, congestion, nose blowing rules and the months-long healing timeline. Every answer below is written from published clinical guidance and cited to its sources.

Healing timeline
Most people feel stuffy on the operated side for about 1 to 2 weeks after a sinus lift. The lining of your maxillary sinus was lifted and irritated during surgery, and swollen lining plus blood and fluid in the sinus blocks normal drainage. It should improve steadily. Congestion that stays flat or gets worse after the first week, especially with facial pain, fever, or thick colored discharge, points toward a sinus infection rather than normal healing.
It depends on how much of your own bone was left before the graft. If there is enough residual bone to hold an implant steady on its own, the surgeon can place the implant during the same appointment as the lift. If there is not, the graft has to mature first, and the American Academy of Periodontology states the bone is usually allowed to develop for 4 to 12 months before implants are placed. Your surgeon decides from a scan, not from how you feel.
Sinus lift recovery runs on two clocks. The surgical clock is short: swelling and bruising peak around day 2 to 3, and most people are back to normal daily life within 1 to 2 weeks. The biological clock is long: the graft under your sinus floor needs months to turn into real bone, and the American Academy of Periodontology says surgeons usually let it develop for 4 to 12 months before placing implants.
Eating and drinking
Getting back to normal
Is this normal?
More questions
Yes, you will sneeze, and that is fine as long as you sneeze with your mouth wide open. Cleveland Clinic gives the same instruction after sinus surgery: always open your mouth to sneeze. A stifled sneeze, with your mouth shut or your nose pinched, sends the full pressure spike up into the maxillary sinus, where it can push graft material out of place or force air into your facial tissues. Never hold a sneeze in after a sinus lift.
Call your surgeon and describe exactly where the granules came from. A few gritty particles working out of the gum incision line in the first days is common and usually harmless. Granules coming out of your nose is different: it generally means graft material has entered the sinus cavity, which points to a tear in the sinus membrane. That is one of the most common complications of this surgery. It is manageable, but it needs to be evaluated rather than watched.
The first week comes down to one idea: keep pressure off the sinus and keep the incision undisturbed. That means no nose blowing, sneezing with your mouth wide open, no straws, no smoking or vaping, no heavy lifting or strenuous exercise, sleeping with your head elevated, and soft cool food chewed on the opposite side. Ice the cheek for the first 48 hours. Most of these rules run longer than a week, so get your surgeon's end date for each.
Blowing your nose pushes pressurized air up into the maxillary sinus, and after a sinus lift the only thing separating that air from your fresh graft is a thin, recently lifted membrane. The pressure can shift or displace graft material, reopen the surgical window, or force air into the soft tissue of your face. Most surgeons ban nose blowing for at least 2 weeks and often 4, and case reports describe facial swelling appearing right after a patient blew their nose hard.