Hello Dear I evaluated your concern in depth . Nice to hear about your work for terminally ill patients . @ Chronic pain as per mentioned here means a long time presence (though presence of pain duration along with onset of current attack in relation to your job is not mentioned herewith ) then it seems you were working with that pain & now it has increased by some aspects . @ There is need to locate reason behind current acute exacerbation of pain & then you can resume your heavy lifting once it is settled to previous rhythm . @ Get yourself evaluated by Physician for the same till then # drink plenty of liquids # balanced nutritious diet with all vitamins , minerals , anti-oxidants , carbohydrates , proteins , fats to combat any systemic insult # maintain your BP , blood sugar , cholesterol , weight under control # regular walking in fresh air , exercises at home , YOGA help # analgesics as and when required after meals according to pain scale # avoid smoking / alcohol / any abuse substances if any # avoid stress / anxiety # try to figure out for 6-7 hours sound sleep # Be Positive , have faith in almighty God , you will be fine soon as still lot many terminally ill are there for your tender loving care . Hope this will help you definitely to some extent . Feel free to ask any further health related question in future anytime . Thanks for using Health care magic . Regards .