Studies from world renowned researcher Patrick Mckeown found a simple nasal breathing trick WHILE in the lactic threshold, to be the best way to increase nitric oxide levels and strengthen blood flow NATURALLY.
So you’ve decided to do a marathon? Marathons are very rewarding and a great accomplishment and also a lot of work. This training plan will have you ready to run your marathon in 20 weeks. This training plan is designed for those of you getting back into