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.
Between 10 and 35 percent of your total calories should come from protein, which offers 4 calories per gram. If you typically consume around 2,000 calories per day, you need 50 to 175 grams of protein each day. A 3-ounce portion of any of these steaks offers approximately 25 grams of protein.njoying a 3-ounce steak for dinner provides approximately 180 calories. About 40 percent of the calories come from fat, but keep your cut of steak lean by trimming visible fat before you eat. This can help shave a few calories and fat grams. The remaining 60 percent of calories come from protein.