Mine was getting up to the low side of high, changeing my diet and working out for a year and it came back to where it was before. I hope your will do the same. good luck.
Took about 8 months for me, DIET DIET DIET! It is a sheet of fat under the muscle that gives the prego look. and it just takes time to get rid of it. stay with it.
This will not be a popular answer, but playing online first person shooters has been shown to dramatically improve reaction times. Just don't let it become your life *nudge*