The Ava bracelet is reimbursed by thousands of companies. For women who are planning for pregnancy, actively trying, or just want to learn more about their cycles. Big data and artificial intelligence in women’s health Ava is a women’s health company based in Zurich and San Francisco. The company's initial product consists of a sophisticated sensor bracelet, an app and a powerful backend with self-learning algorithms for interpretation of hormonal changes, accurate ovulation tracking and screening of women's health issues. Ava's technology has been validated in several clinical trials. The company has built up the largest database in its field, with exponential growth. Various clinically validated services will be launched over the coming years.