Wrist problems from repetitive strain injury can creep up on you. One minute your wrist feels fine, then the next you’re in agony. That’s why it pays to think about your mouse and wrist before the ...
Heron of Alexandria was an important ancient Greek inventor of mechanical devices whose inventions included the first steam ...
The sides of right-angled triangles are labelled opposite, hypotenuse and adjacent. Trigonometry explores the relationship between sides and angles in right-angled triangles. The hypotenuse is the ...
You need an X-ray to measure your Cobb angle and find scoliosis. Scoliosis is diagnosed when the Cobb angle is 10 degrees or more. Surgery is considered when the Cobb angle reaches 40 to 50 degrees.