I invested half of my saving ($25,000) into ETH when it was $725. ETH has now plunged to $459. I am very worried I will keep losing money and I fear for the worst. I want to go kill myself 
The period until you have to kill yourself all just because of problems like this should you prepare mentally first to deal with these bad possibilities that happen you also need to understand that the crypyo currency is fluctuactive so you do not need to despair with the current altcoin price reduction because you also will definitely get a fantastic profit if you save the assets you have until the end of this year.