Screen Time, Cannabis Risks, and PET Scanning

Program notes:

0:35 Screen time trajectories in adolescents

1:33 31% had increasing addictive use trajectories

2:31 Females more involved in social media

3:06 Cannabis and CV risk

4:06 Smoking or using other products

5:06 Mechanisms include oxidative stress

6:06 Haven't regulated

6:28 Tau PET imaging in Alzheimer's

7:28 90% of tau positivity concurs with AB

8:30 Will blood test obviate?

9:30 Imaging to detect spread

9:43 CT perfusion for death by neurological criteria

10:43 Validation threshold 98%

11:43 Maybe adding another technique

12:43 End