Caitlin McGarryStaff Writer, Macworld

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Caitlin covers Apple news, health and fitness tech, and social networks from IDG's New York bureau.

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Twitter is on the right track with this rumored change to its 140-character limit

The company may no longer count links and images toward your tweet limit.

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Qardio's smart medical devices will now share data with your doctor

For patients with chronic health conditions, this data-sharing platform could be a life-saver.

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Withings Go review: Entry-level fitness tracker tracks swims and sleep on the cheap

This $80 fitness band is versatile and affordable, but super basic.

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Meet Viv, the new voice assistant from the creators of Siri

Viv is going to be a cross-platform assistant that replaces apps and chatbots with conversations.

samsung family hub

Samsung's over-the-top Family Hub smart fridge is now on sale

Keeping your food cold is so 20th century. Samsung's new fridge streams music and orders groceries for you.

on techhive.com

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Facebook's Terragraph project aims to replace fiber with fast, low-cost Wi-Fi

The company will pilot its program in San Jose later this year.

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Facebook CEO Mark Zuckerberg predicts VR headsets will look like glasses in a decade

Can Facebook succeed where Google Glass failed?

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Digit is a money-saving iOS app that will change how you manage your cash

The future of finance is automated apps that analyze your accounts and know how much to save and spend.

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Fitbit Blaze review: Don't call it a smartwatch

Fitbit's touchscreen fitness band has smarts but lacks style.

Watch Austin turn into Brand Central during SXSW

Puppies, people in banana costumes, and Game of Thrones tried to activate the crowds at South by Southwest Interactive. Did they succeed?

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Appleā€™s CareKit gives you and your doctors a better understanding of your health

CareKit apps will help you monitor symptoms, medication, and treatment plans for a variety of medical issues.

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Meet the iPhone SE, which packs iPhone 6s performance in a 4-inch body

Apple's new iPhone looks like a 5s but performs like a 6s.

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Going gluten-free is easy with Nima, a portable gluten-sensing device

This gadget is like a mini lab kit for testing your food.

Amazon Echo

Alexa is your personal trainer with Amazon Echo's new Fitbit support

"Hey Alexa, how many calories did I burn today?"

sxsw harassment summit

SXSW's Online Harassment Summit tackled big ideas, but few solutions in sight

The event drew a low turnout despite months of controversy.