Nalo nā loina humuhumu maʻamau i ko lākou mau waiwai i ka wā ma lalo o ka mana o ka radiation UV, ka wai paʻakai a me nā kūlana ʻē aʻe. Hāʻawi ʻo MH i nā loina humuhumu kūikawā no nā noi āpau: Inā ʻo ka humuhumu ʻana i nā kaula no ka pale ʻana i ka lā, nā lako i hoʻopaʻa ʻia, nā hale lole, nā peʻa, nā uhi waʻa a i ʻole nā marquees.
Eia ka papa inoa o nā mea e noʻonoʻo ai i ke koho ʻana i nā pae no huahana kūwaho: