How can i improve my voice for giving a speech or just simple talking?

Whenever I talk, people say I sound like I am mumbling and talking through my nose. I've heard my voice, and I think they are...

It's about my voice..sounds nasal on the outside.. My voice sounds nasal to the people listening to me or when it is recorded...

I have no idea how my speech became so sloppy in the past month,like in September my speech was perfect and clear but now thi...

hey I had this sore throat like a week ago and I was wondering iif you have any home cures 4 getting rid of a hoarse voice? ...

This may sound stupid but here we go. can you give blood while taking iron pills?

I hurt my voice by hitting notes that were very low for over six months. It gives out faster, but I stopped hitting the low n...

Can girls voice change durrin puberty like my voice is higher or its lower or its just like a whistle or nothing at all

How long does it take for a male's voice to change completely.

the smell of poop gives me heart burn, is that strange?

Im 13 years old and my voice is quite low. It also, "break" everytime when Im talking. Will girls voice change???