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does not cause swelling. You need to check again.
The diastolic pressure of 90 is not normal / some allow it as upper limit. It is preferable to bring it down to 80 or less. Check it on a few more occasions.
You are overweight
and in need to reduce.
It may be wiser to consult a Neurologist
/ have an MRI
of the brain, if symptoms continue.
Wishing speedy recovery