Editor’s Note: CNN’s 5 Things newsletter is your one-stop shop for the latest headlines and fascinating stories to start and end your busy day. Sign up here. 👋 Welcome to 5 Things PM! Yes, the month is halfway over, but it’s not too late to join in on Sober October.

CNN wellness expert Dr. Leana Wen explains the benefits of cutting out — or just cutting back — on alcohol. Here’s what else you might have missed during your busy day: 5 things 1️⃣ Deep-sea discovery: Scientists uncovered communities of animals such as tube worms and snails living in volcanic caves beneath the seafloor.

They found the previously unknown but thriving ecosystem during a 30-day expedition to explore an undersea volcano off Central America. 2️⃣ Promising trial: A new treatment for cervical cancer resulted in a significant increase in survival rates, a study found. Patients who received six weeks of chemotherapy in addition to the standard course of treatment fared better.

3️⃣ Chip changes: Some popular snack brands will give you more to munch on after consumers revolted against skimpier bags and higher prices. Shoppers balked at the downsizing of products, known as shrinkflation, and turned to cheaper options. 4️⃣ Pricey add-on: Disney’s new all-access, skip-the-line plan can cost more than your ticket for admission to the theme parks.

The “Lightning Lane Premier Pass” will be offered in limited quantities, and the price will vary based on date and demand. 5️⃣.