Spanking sparks aggression, does little to reduce behavior problems

Spanking sparks aggression, does little to reduce behavior problems
(PhysOrg.com) — Discipline — whether it’s spanking, yelling or giving time-outs — may sometimes do little to reduce children’s behavior problems, a new study indicates.
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Any problems working in the Nuclear Medicine field?

I am thinking of persuing a career in nuclear medicine but am afraid there may be some sort of radiation or other health related problems which I could be prone to. What are the chances of this happening?