Seroma is known as the accumulation of serum in specific body parts after a person undergoes surgery. The serum can be defined as the clear or yellowish fluid found inside the seroma; it is made up of plasma as well as other cells that come from various blood vessels which become damaged while the surgery is ongoing.It is characterized as a small/ big lump depending on the amount of fluid encased in it.he serum can be defined as the clear or yellowish fluid found inside the seroma; it is made up of plasma as well as other cells that come from various blood vessels which become damaged while the surgery is ongoing. It is characterized as a small/ big lump depending on the amount of fluid encased in it.
To know whether a chair fits, here are a few rules to sit by: 1  Feet should reach the floor. 2  Five chair legs are better than four for added stability. 3  Hips should be the same level or higher than the knees.  Forearms ought to rest easily on the arm 1  rests. Sit completely against the back of the chair. [ source: UCLA Ergonomics]
Standing desks are a great way to get off your chair all day long and combat the negative effects of sitting. But it's not exactly easy to stand all day long. Wirecutter suggests starting small, and working your way up from there. Wirecutter's suggestion is that instead of diving into a standing desk right away, you ease yourself into it over time. Start by just standing more throughout the day: commit to one task daily where you stand (phone calls, email, etc), and stand during breaks and meetings.