Is it possible for one arm to be say stronger than the other arm?

Yes, it is possible for one arm to be stronger than the other.

This can be due to a number of factors, including:

- Genetics: Some people are simply born with one arm that is stronger than the other. This may be due to differences in muscle mass, muscle composition, or nerve innervation.

- Physical activity: People who engage in activities that require one arm more than the other may develop a stronger arm. For example, people who play tennis or golf may have a stronger dominant arm.

- Injury: An injury to one arm can lead to weakness and loss of muscle mass, which can make the other arm appear stronger in comparison.

- Medical conditions: Certain medical conditions, such as stroke, multiple sclerosis, or Parkinson's disease, can affect muscle function and strength, leading to one arm being stronger than the other.

In most cases, having one arm that is stronger than the other is not a cause for concern. However, if you notice a significant difference in strength between your arms, or if you are experiencing weakness in one arm, it is important to see a doctor to rule out any underlying medical conditions.