Which muscle group is unlikely to be considered weak compared to its opposing muscle group?

The pectorals are generally not considered weak compared to their opposing muscle group, which is primarily the upper back and rear deltoids. In many individuals, especially those who perform pressing movements frequently, the pectoral muscles can be relatively strong or well-developed. This contrasts with other muscle groups such as the rear deltoids, spinal erectors, or iliopsoas, which may be underdeveloped or weaker due to common postural imbalances or a lack of specific exercise targeting those areas.

Typically, issues such as rounded shoulders, forward head posture, and a lack of back strength can create imbalances where the pectorals are stronger than their antagonists. In this context, the pectorals usually maintain a balanced strength relative to their opposing group, unlike the other muscle groups mentioned, which tend to be weaker. This understanding is essential for creating balanced workout regimens that prevent injury and promote overall muscle balance.