Stretching is even more important as we get older, yet its something many people neglect to do. As we age, we lose flexibility in our muscle fibers, says Theresa Marko, PT, DPT, a board-certified ...

Jessica Pearce Rotondi is the author of "What We Inherit: A Secret War and a Family's Search for Answers," which Salman Rushdie calls "exceptional" and O, the Oprah Magazine named a best book of ...

Abstract: We analyze the cascaded pulse compression performance in the silicon waveguide with the sidewall angles from 90° to 70° at 2 μm, where the compression factor declines from 32.17 to 14.47.