Howk Dell
This is Howl Dell as a story writer about Heart rate variability and Health assessment products.
Articles by this Author
Heart rate variability - Research Products
- By Howk Dell
- Published 11/13/2009
- Hearth Care Equipment
- Unrated
Under resting conditions, the ECG of healthy individuals exhibits periodic variation in R-R intervals. Heart rate variability refers to the beat-to-beat alterations in heart rate.