How Does A Pony Bottle Work?

In a pony bottle system the back-up regulator is a complete diving regulator (first and second stages, and often a submersible pressure gauge) on a separate cylinder which is not intended for use as primary breathing gas during the dive. It provides a totally redundant emergency air supply. How long Read more…

Why Are High Ponytails Damaging?

Tight ponytails can stress the hair follicles around your hair line and eventually pull out the hairs. Traction alopecia is usually temporary, but if it continues over time, inflammation might cause long-term problems with the follicles and prevent future hair growth. Does high ponytails damage your hair? High ponytails are Read more…