Healthy kidneys regulate blood pressure and eliminate toxins, but poor habits like insufficient water intake, smoking, excessive salt and sugar intake can harm kidney function. Ignoring early symptoms of kidney disease can lead to severe damage. It’s crucial to adopt healthier lifestyle choices to protect kidney health.Healthy kidneys regulate blood pressure and eliminate toxins, but poor habits like insufficient water intake, smoking, excessive salt and sugar intake can harm kidney function. Ignoring early symptoms of kidney disease can lead to severe damage. It’s crucial to adopt healthier lifestyle choices to protect kidney health.