How fast can a guy build muscle?

If all the muscle-building stars are aligned—you're new to lifting weights, eating enough food, lifting weights 4-5 times a week, and in your twenties with a relatively low-stress lifestyle—the average guy can hope to gain around eight or nine pounds of muscle after three months of hard training.

Is a 30 minute workout enough to build muscle?

When it comes to strength training, 30 minutes is the perfect amount of time to effectively work all the big muscle groups; the legs, the chest and the back.

What muscle grows the fastest?

"Fast-twitch muscle fibers produce the greatest muscle force (i.e., strength) and have the highest potential for growth. The other major type of fibers found within your muscles slow-twitch fibers produce less force and are smaller than the fast-twitch fibers, but they have greater endurance capacity." from Wikipedia.

What is the slowest growing muscle?

Most people have a very high proportion of slow twitch fibers in their calves, so they're going to be particularly difficult to grow. I'm my experience as a weight lifter, calves, neck, and forearms are the slowest to show significant growth. Easiest would definitely be chest for males.

Is working out 5 days a week too much?

If you really want to see results reflected on the scale and continue to make progress over time, you need to commit to working out at least four to five days per week. But remember, you'll build up to this. To start, you might only want to do two or three days per week and slowly work your way up to five days.

Is working out 7 days a week too much?

Too much time in the gym often equates to diminished results. For example, certified fitness trainer Jeff Bell says if you find yourself constantly skipping rest days to fit in workouts seven days a week, you're in the overtraining zone. “You may become irritable, lose sleep and your appetite,” he explains.

Which muscle is slowest to grow?

For a lot of people, it will be the calves. They really are the "you have them or you don't" muscle group.