"Frequent rebalancing" refers to regularly adjusting or redistributing investments in a portfolio to maintain the desired asset allocation. Full definition
For one thing, I don't think most investors have the discipline to actually adhere to a more frequent rebalancing schedule. (realdealretirement.com)
By nature, they are actively managed with frequent rebalancing with higher management expense ratios. (mutualfunds.com)
Less frequent rebalancing makes you miss out on the peaks and valleys although one could argue that these peaks and valleys are bigger over longer periods. (freemoneyfinance.com)