All his life, he slept like a stone. But now, there's an annoying trip to the bathroom every night, sometimes once or twice a night. For most men, these nightly bathroom runs may be the first sign of an enlarged prostate. Other symptoms may include trouble starting a stream of urine, leaking, or dribbling. And, like gray hair, an enlarged prostate is a natural by-product of getting older, doctors say.
For almost all cancers (such as breast, brain, prostate, and lung), a person may donate blood five years after diagnosis or date of the last surgery, last chemotherapy or last radiation treatment. For blood cancers (such as leukemia or lymphoma), a person is not allowed to donate blood.
General Exercise. The American Red Cross suggests that blood donors wait at least five hours after their appointment to participate in strenuous exercise or heavy lifting. Based on this suggestion, you may be able to participate in some light to moderate aerobic activity shortly after donating.