Lose hope

Hi roxy 28 years old
​I had miscarriages twice 3yrs ago and  some of ny friends telling me that i will not get pregnant anymore.
 Sometimes im losing my hope.
​This past year we are trying so hard but stil im not yet pregnant.any one can tel me if its trye that if you commit miscarriages twice or trice will not u get pregnant anymore..
​Thank u in advance