"... perhaps the world's largest concentration of aesthetics-technology companies"

According to the American Society for Aesthetic Plastic Surgery (ASAPS), over $12 billion was spent by Americans alone on surgical and non surgical procedures in 2014.  Worldwide, the increasing rates of obesity in emerging countries such as India and China is expected to continue to drive growth in the market for aesthetic lasers and energy devices with an expected Compound Annual Growth Rate (CAGR) of 12.2%.

With so many of the key players based in Yokneam, David Kaufman wrote in in Time magazine:

...hidden within Yokneam's hillside industrial parks is perhaps the world's largest concentration of aesthetics-technology companies — firms that are developing new techniques for smoothing wrinkles, removing unwanted hair, combating acne and, most lucratively, flattening your belly.