Ethereum (ETH) is underperforming in the cryptocurrency market, dropping 4% in the past 24 hours.Decreasing network activity and weakening on-chain fundamentals are raising concerns over ETH's short-term outlook.Recent analysis suggests Ethereum's underperformance is linked to declining fee economy and user activity, leading to inflationary pressures.Technical analysts remain cautiously optimistic with the possibility of Ethereum rebounding if it holds the major support zone.