Body language the investigators' themselves. The body language of the members of law enforcement might influence the accuracy of eyewitness accounts. The game of poker involves not only an understanding of probability, but also the competence of reading and analyzing the body language of the opponents. A key component of poker is to be able to "cheat" the opponents. To spot these cheats, players must have the ability to spot the individual "ticks" of their opponents. Players also have to look out for signs that an opponent is doing well. Kinesics is the study and interpretation of nonverbal communication related to the
Body language indicative of a person's mood and state of mind; because of this, the relationship between body language and breathing is often considered in contexts such as business meetings and presentations. Generally, deeper breathing which uses the diaphragm and abdomen more is interpreted as conveying a relaxed and confident impression; by contrast, shallow, excessively rapid breathing is often interpreted as conveying a more nervous or anxious impression. Some business advisers, such as those who promote neuro-linguistic programming, recommend mirroring a person's breathing pattern in order to convey an impression of mutual understanding. Covering one’s mouth suggests suppression of feeling and perhaps