Describe one hormone or metabolic biomarker that is associated with obesity, and how this hormone or biomarker may be regulated in response to acute exercise and regular physical activity (exercise training).
For example, consider taking a new approach in presenting chapter content, cite new examples, present external research (paraphrase, avoid unnecessary and/or lengthy quotations; do not plagiarize, cite references in APA style).
Formal posts should include an introduction paragraph stating a clear and thoughtful point or argument.
 Formal posts should include one or more main paragraphs which provided a detailed description of primary evidence that supports the point or argument in the introduction.
 Formal posts should include a concluding paragraph describing why the presented evidence supports the main point or argument and what limitations may exist with this evidence. Also, a tie-in to practical application should be given in the concluding paragraph.
 Please remember to cite all claims that you cannot take credit for yourself.
 Formal posts should include at least two peer-reviewed journal articles, one of which must be primary evidence (not a review article) supporting your point or argument.
 Formal posts should include correct grammar and APA formatting (both in-text citations and references).