Mayo Clinic offers appointments in Arizona, Florida and Minnesota and at Mayo Clinic Health System locations. Request Appointment What's the difference between H1N1 flu and influenza A? Answers from James M. Steckelberg, M.D. Flu (influenza) viruses are divided into three broad categories: influenza A, B or C. Influenza A is the most common type. H1N1 flu is a variety of influenza A. H1N1 indicates the viral serotype; It's a kind of shorthand for characteristics that identify the virus to your immune system and allow the virus to enter your cells. There are many different strains of H1N1 flu.
Steak Calorie Count. Rule of thumb calculation for steak calories per serve is roughly 170 calories per 100 grams. Calories in steak is based on a 3.5 ounce serving or 100 grams. Calories are approximate and can alter with fat marbling of the meat. Frying in fat will add lots of calories. You should grill meat and trim fat from the cut.
Sources of Calories. Youâll get 19 to 23 grams of protein from your meaty dish, giving you 76 to 92 calories from protein per 3-ounce portion. The same amount of cooked steak tips contains roughly 12 to 14.5 grams of fat, amounting to 108 to 131 calories.