Practical sports nutrition -- was Re: Bicarbonate - Ergogenic Aid

[Guest guest]

, you have " Practical sports nutrition " by L. Burke ? It appears

to me some pdf. pages you displayed for us are from that book ?

Can you comment a little on the book ?

Thank you, Dan

Dan Partelly

Oradea, Romania

> > >

> > > In the light of this theory, during training, it is not

> > > advisable to use chemicals which remove metabolites from the site.

> > > Without the

> > > > presence of elevated metabolite concentrations, some

> adaptations may

> > > > not occur, or occur at much lower rates.

> > > >

> > > > So I would not remove H+ forced during training. I would let the

> > > body

> > > > gain a significant buffering capacity by its own, as a result to

> > > > presence of H+, and resort to this kind of tricks only in

> > > > competition, should I consider it gives any edge, regardless how

> > > > statistically improbable it seems. So, IMO, do not remove

> > > >metabolites forcefully during training. ****

> > >

> > > ****

> > > I would not advocate using bicarbonate in training but there is at

> > > least one study that suggests you are wrong.

> > >

> > > Edge J, Bishop D, Goodman C. Effects of chronic NaHCO3 ingestion

> > > during interval training on changes to muscle buffer capacity,

> > > metabolism, and short-term endurance performance. J Appl Physiol.

> > > 2006 Sep;101(3):918-25.

> > >

> > > " The group ingesting NaHCO3 before each training session had

> larger

> > > improvements in the LT and endurance performance, possibly

> because of

> > > a reduced metabolic acidosis during training and a greater

> > > improvement in muscle oxidative capacity. "

> > >

> > > mac (brianmac.co.uk) summarises it like this:

> > >

> > > " 16 recreationally active women underwent an 8-week program of 3-

> > > times per week training of six to 12 two-minute cycle intervals at

> > > 140-170% of their lactate threshold. Half of the group consumed

> > > bicarbonate before each session and half a placebo. Both groups

> > > showed improvements in buffer capacity (19 vs. 9%) and VO2 peak

> (22

> > > vs. 17%) after the training period, with no differences between

> > > groups. Pre-training buffer capacity and percent change in buffer

> > > capacity correlated well. There were greater improvements in both

> the

> > > lactate threshold (26 vs. 15%) and time to fatigue (164 vs. 123%)

> > > after taking bicarbonate, compared with the placebo. "

> > >

> > > Read the full paper here:

> > >

> > > http://jap.physiology.org/cgi/content/full/101/3/918

> > >

> > >

> > > Gympie, Australia

> > >

> > >

> > >

> >

> >

> >