Please capitalize where necessary: it’s a great, classic-styled watch with a fair bit of modern oomph sprinkled into; it’s neither too fat, nor too big and a size that allows reading time without straining your eyes.
A: It’s a great, classic-styled watch with a fair bit of modern oomph sprinkled into; it’s neither too fat, nor too big and a size that allows reading time without straining your eyes.

Please capitalize where necessary: the commodus cubicle guides cows easily into their places and provides them with the maximum possible comfort.
A: The Commodus cubicle guides cows easily into their places and provides them with the maximum possible comfort.

Please capitalize where necessary: in the professional skin care they are also known as ahas (alpha hydroxy acids).
A: In the professional skin care they are also known as AHAs (alpha hydroxy acids).

Please capitalize where necessary: through the course of time, the hypothalamus becomes weary and tends to be inaccurate in releasing proper amounts of hormone to other glands in the human body.
A:
Through the course of time, the hypothalamus becomes weary and tends to be inaccurate in releasing proper amounts of hormone to other glands in the human body.