Long-term or short-term investments are the same, depending on the strategy we use, and short-term investments indeed have greater risks, especially when Bitcoin prices are currently surging.
History has proven that the long-term is better off when it comes to Investment into Bitcoin because of the volatility and the bull and bear market that we will experience along the line and since no one can accurately time the best time to go into the market. Buying and Hodling makes much of sense to help filter the noise that comes with the investment.