The Sunset Blog — Asian Flush, ALDH2 & Alcohol Science

 Alcohol knocks you out fast, then snaps you awake at 3am. Here's the biphasic brain chemistry behind both halves — and how to drink without wrecking your night.

One drink in and you're queasy, maybe gagging — but not drunk. Here's exactly why alcohol makes you feel sick (it's your stomach and your brain), and how to settle it.

If you get a headache after just a drink or two, it may be an Asian flush headache — driven by acetaldehyde, not bad luck. Here's what helps and what only hides it.

Alcohol you used to handle now turns on you after one drink. Sudden intolerance is rarely a new disease — it's a signal something changed. Here's how to read it, and when to see a doctor.

Heart racing after a few drinks? Alcohol speeds up your heart rate for several reasons — here's what's behind it, how to bring it down, and when a racing heart means you should get checked.