Substances Page 239

More in Substances

  1. How Many Drinks Per Week Is Actually Healthy

    Learn about how many drinks per week is healthy — what the research says and what you need to know.

    By Lydia Desai
  2. What Are the Worst Days of Withdrawal by Substance?

    Withdrawal peaks at different times depending on the substance. Here’s when symptoms tend to hit hardest for alcohol, opioids, benzos, nicotine, and caffeine.

    By Haley Anderson
  3. What’s in Wine That Causes Headaches: Quercetin and More

    Red wine headaches may come from quercetin, histamine, tannins, and more. Here’s what’s actually going on in your glass and why some people are more affected.

    By Charlotte Harvey
  4. How to Take Iboga Safely: What You Need to Know

    Learn about how to take iboga — what the research says and what you need to know.

    By Natalia Marrero
  5. What Is the Entourage Effect and Is It Proven?

    Learn about what is the entourage effect — what the research says and what you need to know.

    By Ellen Bradley
  6. Is Caffeine Mind-Altering? Effects on Your Brain

    Caffeine blocks adenosine receptors, sharpens focus, and can cause withdrawal — here’s what it actually does to your brain.

    By Maria Dominguez
  7. How Much Coffee Is Actually Good for Your Health?

    Research points to a sweet spot for coffee intake that supports liver, heart, and brain health — here’s what the evidence actually says.

    By Daisuke Tanaka
  8. Is Alcohol Classified as a Drug? What Science Says

    Alcohol affects the brain, causes dependence, and meets every scientific definition of a drug — even if the law treats it differently.

    By Joy Baker
  9. Is THC Considered a Drug? Federal Law and Facts

    THC is federally classified as a Schedule I drug, though hemp laws create exceptions. Here’s what that means for your body, health risks, and drug tests.

    By Misty Armstrong
  10. Is Caffeine in Tea Bad for You? Risks and Limits

    Tea’s caffeine is generally safe for most people, but timing, pregnancy, and iron absorption are worth knowing about before your next cup.

    By Ann Ellison
  11. What Are Edibles? Types, Dosage, and How They Work

    Learn how cannabis edibles work in your body, how long they take to kick in, and how to find the right dose for your needs.

    By Ellen Bradley
  12. How to Use Cannabis Flower: Smoke, Vape, or Eat It

    From smoking to edibles, learn practical ways to use cannabis flower, with beginner dosing tips and storage advice.

    By Ellen Bradley
  13. How to Get Past Nicotine Cravings for Good

    Nicotine cravings are temporary and manageable. Learn what’s happening in your brain and practical strategies to handle urges without giving in.

    By Russell Blake
  14. Is 4 Drinks a Night Too Much? Sleep, Heart & Cancer Risk

    Four drinks a night may feel routine, but research links it to poor sleep, higher blood pressure, and increased cancer risk. Here’s what the science says.

    By Natalia Marrero