The original definitions of sepsis and related conditions (SIRS, severe sepsis and septic shock) are now more than 20 years old (Sepsis- 1 originated from the ACCP/SCCM consensus meeting in 1991 and Sepsis 2 from 2001)
Lifting something heavy. This caution is really for women who can cause a placental tear in the second or third trimester. This does not necessarily mean a miscarriage, and usually if you feel terrible pains later, it just means that you strained one of the round ligaments holding your uterus in place. A little rest will be all that is needed.
1 Chronic constipation, prolonged diarrhea, straining and anal intercourse can all cause anal fissures.  When rectal bleeding is painless and develops after heavy lifting, a long car trip, pregnancy or constipation, it usually means internal hemorrhoids. Anything that places continual pressure on veins in the anus can engorge them. Over time, they can get bigger and bigger.