"Do mostly cardio, but also some weights." Disagree. I'd recommend the opposite, do mostly weights and some cardio. You don't need to buy equipment, barbells etc., bodyweight exercises is weight/strength training. However, both should be done! Cardio is good for your heart. But it's easy and healthy enough to maintain a good aerobic fitness just once a week. Weight training keeps you burning calories and I think stre…
https://pubmed.ncbi.nlm.nih.gov/28365296/