This is an issue of dispute.

It appears that if one misses a prayer due to laziness, he is not kafir by that one prayer.

IF I MISS ONE PRAYER DUE TO LAZINESS,AM I OUT OF ISLAM. I TRY TO BE REGULAR WITH ALL MY PRAYERS. DO I NEED TO TAKE SHAHADA AGAIN OR JUST REPENT.

Prayer | March 23, 2014 10:42 am
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I wanted to know if someone has doubts regarding their wudu i.e they can’t remember if they still have it, can they still perform salah,
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What should we do with elderly people who don’t pray because of memory, mobility & urinating (staying clean) problems.