It is generally not a good idea to borrow money to invest in anything, including Bitcoin or other cryptocurrencies. This is because investing carries a certain amount of risk, and if the investment does not go as planned, you could end up owing more money than you can afford to pay back.
Additionally, the value of Bitcoin and other cryptocurrencies can be very volatile, which means that the value of your investment can go up or down very quickly. This makes it difficult to predict how your investment will perform, and borrowing money to invest in Bitcoin or other cryptocurrencies increases the risk even further. It is always best to invest only with money that you can afford to lose.