Yes they can increase. They are increasing in their life time.
it expands and it becomes bigger
There is no way to make it bigger.
Hypertrophy
If we talk about weight, then no change at all. If talking about size, then it will increase slightly. Extra info: There is only one element that actually decrease in size when heated, Sulfur. All other elements will increase in size when heated up.
An NFL team has 53 men on its roster not counting injured reserve.
55
No
The Steelers, like any other NFL team have 53 players on their active roster.
Tackle
in your mind
All of them.
100
A NFL roster has 53 players. A team is also allowed to have a practice squad, a group of developmental players. The practice squad is can have as many as 8 players on it. Therefore, there are a total of 61 spots on an NFL roster. As you can see by the limited numbers of spaces available, there is a lot of competition to achieve a roster spot in the NFL.
20-man active roster with a 4-man inactive roster.
How many players can be on a NBA roster
How many players can be on a NBA roster