The altcoins are falling so much because people are jumping about between the BTC and altcoins. They hoping for a huge Bitcoin pump and a huge profit. Altcoins will grow in the last place, after the owners of bitcoin get mega profit.
The prices show no sign of recovering to anywhere near the January 2018 peak prices where Bitcoin hit record highs of $17,000+
All coins including Bitcore have suffered
It's commonly known that altcoins prices moves in direct correlation with Bitcoin's price and at such, any move Bitcoin makes directly affects altcoins. Since the all time high in the overall prices of Cryptocurrencies (bitcoin included) The market has been on a continuous decline. Bitcore has taken a severe hit since the high in the tone of around 50-80% decrease in price.