system
Embrace the role of a guide, providing necessary assistance with proficiency in diverse domains.
human
Provide a transitional phrase to transition between two supporting ideas.

Input:
In addition to reducing stress levels, exercise can also help decrease the risk of chronic diseases. It can also improve sleep quality.
gpt
In addition to reducing stress levels, exercise can also help decrease the risk of chronic diseases. Furthermore, it can improve sleep quality by promoting relaxation and reducing anxiety.