What does the speed of light travel at in space

Einstein's theory of special relativity sets of the speed of light, 186,000 miles per second (300 million meters per second). ... The speed of light in a vacuum is 186,282 miles per second (299,792 kilometers per second), and in theory nothing can travel faster than light.

This is a temporary problem which can be regained as losing hair is not a permanent problem and it can be regrown after a period of time.

The problem can be due to stress conditions, poor diet, certain types of drugs and surgery can be one of the reasons of temporary hair loss.

The hair starts regrowing and the hair follicles is stimulated for the growth of hair and it takes 3 to 6 months by the hair to grow.

So, after treatment, proper diet and medication Olivia will have her hair back.