Comment on

• Point: cardiovascular variability is/is not an index of autonomic control of circulation.

  Parati G, Mancia G, Di Rienzo M, Castiglioni P. Parati G, et al. J Appl Physiol (1985). 2006 Aug;101(2):676-8; discussion 681-2. doi: 10.1152/japplphysiol.00446.2006. Epub 2006 Apr 27. J Appl Physiol (1985). 2006. PMID: 16645191 No abstract available.
• Counterpoint: cardiovascular variability is not an index of autonomic control of the circulation.

  Taylor JA, Studinger P. Taylor JA, et al. J Appl Physiol (1985). 2006 Aug;101(2):678-81; discussion 681. doi: 10.1152/japplphysiol.00446.2006. J Appl Physiol (1985). 2006. PMID: 16892500 No abstract available.