If you died tomorrow, your clay exterior goes in the ground or is reduced to ashes, and your spirit<you, go directly to Heaven. But when the time comes, The Lord will resurrect all of His followers still alive and the bodies of those formally dead, regardless of the condition of their bodies.
And those bodies will be glorified, but it is still your body that you will use for eternity. You will be like Christ. Total understanding. 33 1/3 years old. You will never age beyond that. You can eat, if you want, but your glorified body won't require it. You will be able to move from dimension to dimension by just a thought. You will not be tethered to gravity, etc.
The same thing happened when Christ died on the cross. The graves, of those in spirit form in Abraham's Bosom, opened and the bodies of those formally dead, were reclaimed. Christ is in His earthly body now and will always be.
Matthew 27:52 At that moment the veil of the temple was torn in two from top to bottom. The earth quaked and the rocks were split. The tombs broke open, and the bodies of many saints who had fallen asleep were raised. After Jesus’ resurrection, when they had come out of the tombs, they entered the holy city and appeared to many people...