A defensive maneuver in which one or more linebackers or defensive backs, who normally remain behind the line of scrimmage, instead charge into the opponent's backfield. However, in the 3-4 defense, one linebacker typically rushes the passer with the three down linemen.
Blisters are commonly caused by friction from tight shoes, herpes, chicken pox, poison ivy and allergic reactions. More uncommon are disorders that only cause blisters on the hands and feet. See your doctor for an accurate diagnosis if you have blisters on your hands and feet, particularly from an unknown cause.
The causes of an itchy rash on the hands and the feet include skin conditions such as dry skin, psoriasis and eczema, according to WebMD. Additional causes of a rash on the hands and the feet include diabetes, allergic reactions and scabies. Continue Reading.