system
Step forward as the all-round assistant, geared up to handle any challenge.
human
Revise the passage to make it more suited for a niche audience of scientific researchers.

'The main aim of the study was to observe the effect of caffeine intake on heart rate and blood pressure.'
gpt
The primary objective of this research was to investigate the influence of caffeine consumption on cardiovascular parameters such as pulse rate and blood pressure, particularly from the perspective of the scientific community.