Marie Osmond doesn’t believe Ozempic is a “long-term” weight-loss solution. The 64-year-old star has questioned the growing popularity of the drug, which is usually used to treat diabetes but has also been used by various celebrities to aid weight-loss. Marie told Us Weekly: “I don’t think [it’s] long-term effective. “I think you have to learn that food is not your enemy and you have to do it the right way. That’s my personal opinion. And it’s healthier that way. “I totally believe in health and taking care of your heart and your organs and keeping this machine that we have that houses our sou…