Burnout

How do you all deal with burnout? I feel like someone or something always needs me. If it isn't my toddler, it's my dog. If it's not him, it's my husband. Hubby does help as much as he can working 50ish hours a week, but my little guy just wants his mom, so I feel like I never get a break. I have no time for hobbies, outings, self care, nothing. I need some tips