Abusive Brother

- - posted in another group but need all the advice I can get - -

I have an older brother (21 and I’m 17) who abuses me. Since I was very young, he’s always made me cry and strangled me and hurt me and used verbal abuse towards me. It’s always effected me in a way and recently he threatened that he would throw all my stuff (tv and ps4 etc) out the window. He calls me names all the time and it has really bought me down. My mum hears everything that goes on and doesn’t help me or stick up for me. I’m scared to be at home and I’m not sure what to do 😭 I’m so scared of him and I’m just lost