Behavioral health refers to all behaviors that impact health. Mental health and substance use disorders are a very small, but attention getting subset of behavioral health, which includes behaviors related to obesity, diabetes, heart disease, HIV, even ebola, malaria, tuberculosis, and other diseases.
I don't think I said that ... I predicted that human cloning would be with us in 10 years and I still believe that is the case, because there is a demand among a small number of people for this technology to have babies. It's being driven by the marketplace.
If it's a blastocyst transfer, implantation could begin within 24 hours. If it's a day 3 transfer, it takes 2-3 days longer (but the same total number of days from fertilization). An embryo cannot start to implant until it has hatched. This occurs about 1 day after it forms a blastocyst.