 The number is 1-8-PRAGER-776-1877-243-7776. Well, summer's here, and the weather is inviting, to say the least. And just about everyone has a favorite outdoor activity, golf, bike riding, bird watching, taking a walk. Ask 100 people, you'll get 100 answers. But if everyday aches and pains are keeping you from doing what you love to do, here is an answer, Relief Factor.