Nu Skin Enterprises, Inc. posted positive first-quarter results, with a 23% rise in revenue to $364.1 million. “We started the year off strong, generating record results while focusing on innovation in our products and processes,” said Truman Hunt, company president and chief executive officer. “Our ageLOC skin care system continues to be a significant catalyst by generating tremendous distributor excitement and consumer demand. During the quarter, we continued the global a...