So confused

Ok so me and my husband have been married since we was 18 were now 25 and I don't know if I wanna be with him,anymore the love I had for him isn't there anymore . he says he still madly in love with me and wants to be with me but I just don't feel the same way and I don't wanna hurt him,because we have two kids together . I just need advice i don't know what to do .