Substances Page 515

More in Substances

  1. Kava, Explained

    Researchers have learned a lot about kava in recent years. Here are the key findings, what they mean, and what is still unknown.

    By Jonah Whitfield
  2. What Experts Say About Added Sugar

    Researchers have learned a lot about added sugar in recent years. Here are the key findings, what they mean, and what is still unknown.

    By Elena Castellanos
  3. Warning Signs Linked to Cannabis

    Here is what cannabis actually involves, what the latest research says about it, and the practical details most people never hear about.

    By Owen Pritchard
  4. Questions People Ask About Caffeine

    Many people misunderstand caffeine. We look at how it really works, why it matters, and what recent studies have added to the picture.

    By Samuel Brightwater
  5. Alcohol: What to Know

    Here is what alcohol actually involves, what the latest research says about it, and the practical details most people never hear about.

    By Jonah Whitfield
  6. What Your Doctor Wants You to Know About Alcohol

    What causes the changes linked to alcohol, how caffeine fits in, and which simple facts make the whole topic much easier to understand.

    By Nadia Kowalczyk
  7. Secondhand Smoke and Energy Drinks: What’s the Connection?

    Here is what secondhand smoke actually involves, what the latest research says about it, and the practical details most people never hear about.

    By Theo Nakamura
  8. Common Myths About Hangovers

    Many people misunderstand hangovers. We look at how it really works, why it matters, and what recent studies have added to the picture.

    By Marcus Oyelaran
  9. Withdrawal, Explained

    Here is what withdrawal actually involves, what the latest research says about it, and the practical details most people never hear about.

    By Lucia Ferreira
  10. Added Sugar: What to Know

    Here is what added sugar actually involves, what the latest research says about it, and the practical details most people never hear about.

    By Elena Castellanos
  11. What’s Really Going On With Secondhand Smoke?

    Here is what secondhand smoke actually involves, what the latest research says about it, and the practical details most people never hear about.

    By Theo Nakamura
  12. A Beginner’s Guide to Vaping

    From the basics to the newest findings, this guide explains vaping in plain language and clears up a few of the most common myths.

    By Priya Ramanathan
  13. Withdrawal, Explained

    Many people misunderstand withdrawal. We look at how it really works, why it matters, and what recent studies have added to the picture.

    By Elena Castellanos
  14. What’s Really Going On With Alcohol?

    Learn what affects alcohol, which warning signs deserve attention, and when it is worth talking with a doctor rather than waiting it out.

    By Jonah Whitfield