Is it bad for someone to use a lot of cleaning products in one day? is it bad for their health?

Yes: You should protect yourself when ever you are using cleaning product. Try to reduce you exposure to them as much as possible.

Probably: Many cleaning producs are toxic. Shoul consider switching to safer options

Perhaps not: depends upon the agents used. some are very environmentally friendly. no perfumes or dyes, eg Method or seventh generation. Clinical findings consistent with chemical and food allergy - need to do extensive evaluation and clean up in these areas.