In this week’s Health newsletter: That cocktail before bedtime isn’t as helpful as you think. Plus, what 25 years of research reveals about why some people remain sharp well into their 80s and 90s, what the “use by” date on your food really means, and how eczema and acne can affect your mental health.

But first: We're getting closer to a breakthrough on hearing loss

After decades of dead ends, researchers have discovered a combination of genes that can generate new cells in the inner ear—replacing those that make it possible to hear.

Here's what the ‘use by’ date on your food really means

‘Superagers’ seem to share this one key personality trait

How eczema and acne can affect your mental health

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