Healthcare: Will Vaping Deaths Derail Marijuana Stocks? Plus, A New Treatment for Peanut Allergies Advances

<p>A wave of vaping related illnesses has resulted in at least seven deaths. Here's what people should know about vaping health risks and the potential impact on cannabis companies. Also, Aimmune Therapeutics peanut allergy pill clears an important hurdle, putting it on track toward an FDA approval. Can this medicine be a blockbuster or will safety concerns curb its appeal? </p>