How to Prep for a PET Scan: Timeline and Tips

Plus: Vitamin B3 May Help With Skin Cancer Prevention, Researchers Say

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Customize your newsletter with topics you’re interested in!   May 19, 2026   TODAY'S TOP STORY How to Prep for a PET Scan: Timeline and Tips READ ON   Vitamin B3 May Help With Skin Cancer Prevention, Researchers Say READ ON   Is There a Connection Between Glutamine and Cancer? READ ON LIVING WELL More healthy reads 🥑 What Is Seasonal Food? Your Complete Guide to Shopping, Growing, and Cooking Seasonally 💪 How to Do a Goblet Squat the Right Way 🧠 Your 5-Minute Read on Feeling Good 💤 Sleep Apnea: Tap Water Can Be Dangerous to Use in CPAP Machines   TODAY'S RESOURCE     Tips for Managing Your Diet During Chemo It's extra important for you to stay hydrated. DOWNLOAD NOW       HEALTHLINE HUBS Chemotherapy   Treatment Caregiver Support   What to Eat We'd love to hear from you! Send us a message at newsletters@healthline.com to let us know what else you’d like to see. Until then, Take care of yourself, and we’ll see you again soon! View in browser Did a friend send you this email? Subscribe here. To see all newsletters, click here. Privacy   |   Unsubscribe We may feature your messages to our inbox within our content. Please do not provide any personal identifiable information. Replies may be edited for length and clarity. For more, see our Privacy Policy. Our website services, content, and products are for informational purposes only. Healthline does not provide medical advice, diagnosis, or treatment and should not be used as a substitute for medical advice from a healthcare professional. Healthline encourages you to make any treatment decisions with your healthcare professional. Every product we recommend has gone through either Healthline’s or Optum Now’s vetting processes. If you buy through links on this page, we may receive a small commission or other tangible benefit. Healthline has sole editorial control over this newsletter. Potential uses for the products listed here are not health claims made by the manufacturers. Healthline and Optum Now are owned by RVO Health. © 2026 RVO Health 1101 Red Ventures Drive Fort Mill, SC 29707