hello welcome to HCM
The mild dehydration
is normal age ralated process.
The anular bulge at interverteral disc are degenarative process. the trearment of this condition is not always necessary. first of all modify your working conditions like sitting posture and plan for proper exercise. If you have severe pain
then discectomy(removal of disc) can be done(in extreme cases).
The newer technique known as Ozone thepary is alternative but is is costly and available at few places.