Cribbing can cause digestive problems and weight loss. A cribbing collar is often your only choice in breaking this habit. When a cribbing collar is fitted properly, the esophagus cannot expand and it is physically impossible for a horse to crib. The law requires that cribbers be declared so when they are sold. Kicking Kicking is one of the most potentially dangerous vices, and there is no tried and true cure that I know of.
Horses kick for a variety of reasons.
If your horse is at the bottom of the pasture pecking order, he may kick out of fear if you walk up behind him when he is eating or startle him. If this is the case, by all means, avoid startling him. Speak in a soothing tone as you approach him, and give him time to acknowledge your presence. When possible, remove him from the horses who are picking on him, particularly at feeding time. If your horse is kicking out of aggression, you must discipline him.