Androgens are responsible for the growth spurt of adolescence and for the eventual termination of linear growth, which is brought about by fusion of the epiphyseal growth centers. In children, exogenous androgens accelerate linear growth rates but may cause a disproportionate advancement in bone maturation. Use over long periods may result in fusion of the epiphyseal growth centers and termination of growth process. Androgens have been reported to stimulate the production of red blood cells by enhancing the production of erythropoeitic stimulating factor. During exogenous administration of androgens,Â endogenous testosterone Â release is inhibited through feedback inhibition of pituitary luteinizing hormone (LH).
Stephan Bonnar and Josh Barnett , mixed martial arts (MMA) fighters from the UFC and PRIDE Fighting Championships , have also tested positive for the banned substance.  After the World Extreme Cagefighting show on January 20, 2006 Muay Thai turned MMA fighter Kit Cope also tested positive for boldenone.  Following the Strikeforce card on June 22, 2007 former PRIDE and UFC fighter Phil Baroni tested positive for boldenone, as well as stanozolol .  At a K-1 WGP event in Las Vegas on August 17, 2007 two fighters, Rickard Nordstrand and Zabit Samedov , both tested positive for boldenone.  Alexandre Franca Nogueira tested positive for boldenone in July 2008. 
The best way to store your Bitcoins is a wallet on your computer or mobile phone as you’ll get a full control over your Bitcoins. A noticeable example of a standalone (desktop) clients is Electrum . Just remember, there are two types of desktop clients, with full validation and simplified one. Full validation requires to download all the “block chain” on your computer, which is very large database (60 GB and growing every 10 minutes) that contains all the transactions ever made using Bitcoin. Full validation in theory provides an extra layer of security and allow merchants to avoid “double spends”. As a normal user, simplified validation works just fine and there is no reason to maintain a complete copy of all ever maid transactions. You are only interested in a small part of the block chain that contains your transactions and it is about 25-30 MB. Online wallets a very popular nowadays as they are easy and quite fast to set-up, don’t require any free space on your HDD and are just convenient, especially when we are talking about relatively small transactions or occasional ones . when you want to transfer you bitcoins from a Bitcoin Exchange to your personal wallet.