This document discusses various assisted reproductive techniques (ART) used to treat infertility. It begins by defining ART and infertility. It then describes techniques like artificial insemination (IUI, ICI), in vitro fertilization (IVF), intracytoplasmic sperm injection (ICSI), gamete intrafallopian transfer (GIFT), zygote intrafallopian transfer (ZIFT), and surrogacy. For each technique, it provides details on the procedure, indications for use, and success rates. It concludes by discussing some risks associated with IVF and ICSI and outlining the two types of gestational surrogacy.