I'm A Male 33 Years Old About 5foot 6inches Wiegh

I'm a male 33 years old about 5foot 6inches wiegh 130lbs I cut down trees for a living recently I started having server shoulder pain that made my arm weak went to Dr they did blood work everything was fine but my white blood count was a little low 4000 so they sent me to get it check again in a month now it's 3200 and they want to do it again in month could my white count and shoulder pain be related