If you think your bearded dragon might be malnourished, your first step should always be to call your vet. Malnourishment can mean a lot of things for a beardy, like losing fat from their fat stores (base of the tail, abdomen, and head). It can also mean lethargy, muscle spasms, or even dehydration. We talk a lot more about the main causes of malnourishment and how to treat them in our latest article.