Its because they are lead accid and if you don't use a battery tender if you don't ride often then they go bad. If you arnt going to ride often you need to get a battery tender or upgrade to a lithium. If you bought your bike from a big dealership during covid there's a good chance your battery might be no good. You can't let lead acid battery sit dead for to long or it destroys themA 2019 Honda, potentially needing a battery ALREADY? If so, man, these wazoo newer batteries sure don't seem to have very much of a service life do they?