“Can obesity be prevented?”

Yes, if you address it as a genetic disease. There is only about a 5% success rate in just changing eating and exercise habits who can lose and stay down. I recommend working closely with a doctor who specifically treats obesity to help. I suggest going to: https://obesitymedicine.org/about/find-a-provider/ and find a doctor near you to help. I wish you all of the success because it runs in my family, too.

Yes by eating a healthy diet and exercising,