Hamburgers Can Raise Cholesterol
Beef has a high amount of saturated fat, which harms your heart. Saturated fats raise bad cholesterol or the low-density lipoprotein in the body. LDL can build up in the insides of your arteries, causing narrowing, which requires your heart to work harder and elevate your blood pressure.
Sources:
http://www.ncbi.nlm.nih.gov/pubmed/23779232
http://www.health.harvard.edu/fhg/updates/Red-meat-and-colon-cancer.shtml
https://www.nih.gov/news-events/nih-research-matters/red-meat-heart-disease-link-involves-gut-microbes