Is very important to keep breathing take it easy and make your self realistic goals, start a breaf walk (warm up) then run let see from her to the stop sig (if is not to far) then so on and keep adding up little by little and before you know it you will be doing good miles in no time , but be patient also a very good meal before (protein) is good but give your self time at least a hour or more ok, and if you have a audio with some army or favor music always help

you go girl

another thing other days you will do better than others so don't get disappointed

and water or favor sport drink but ck the suggar levels