About
Ads
Winter Workshops
Tips
Submit Work
Alumni
Yearbook
About
Ads
Winter Workshops
Tips
Submit Work
Alumni
Yearbook
Monday, September 29th, 2025
Account
Search
Search
Subscribe to Digest
Donate
News
Academics
Campus Life
Data
Equity Project
Graduate Students
Science & Technology
University
Sports
Fall Sports
Cross Country
Field Hockey
Football
Men’s Soccer
Men’s Water Polo
Women’s Soccer
Women’s Volleyball
Winter Sports
Fencing
Men’s Basketball
Men’s Gymnastics
Men’s Swimming & Diving
Squash
Women’s Basketball
Women’s Gymnastics
Women’s Swimming & Diving
Artistic Swimming
Wrestling
Spring Sports
Baseball
Beach Volleyball
Lacrosse
Men’s Golf
Men’s Rowing
Men’s Tennis
Men’s Volleyball
Sailing
Softball
Track & Field
Women’s Golf
Women’s Lightweight Rowing
Women’s Rowing
Women’s Tennis
Women’s Water Polo
Columnists
Features
Opinions
Columnists
Editorial Board
Letters to the Editor
Letters to the Community
Arts & Life
Culture
Music
Reads
Screen
Grind
Humor
Data
Video
Games
Daily Diminutive
Full-Sized Crossword
Stanfordle
Special Editions
Magazine
Archive
News
Academics
Campus Life
Data
Equity Project
Graduate Students
Science & Technology
University
Sports
Fall Sports
Cross Country
Field Hockey
Football
Men’s Soccer
Men’s Water Polo
Women’s Soccer
Women’s Volleyball
Winter Sports
Fencing
Men’s Basketball
Men’s Gymnastics
Men’s Swimming & Diving
Squash
Women’s Basketball
Women’s Gymnastics
Women’s Swimming & Diving
Artistic Swimming
Wrestling
Spring Sports
Baseball
Beach Volleyball
Lacrosse
Men’s Golf
Men’s Rowing
Men’s Tennis
Men’s Volleyball
Sailing
Softball
Track & Field
Women’s Golf
Women’s Lightweight Rowing
Women’s Rowing
Women’s Tennis
Women’s Water Polo
Columnists
Features
Opinions
Columnists
Editorial Board
Letters to the Editor
Letters to the Community
Arts & Life
Culture
Music
Reads
Screen
Grind
Humor
Data
Video
Games
Daily Diminutive
Full-Sized Crossword
Stanfordle
Special Editions
Magazine
Archive
fitness trackers
Fitness trackers vary widely in accuracy, researchers find
Fiona Kelliher
•
May 26, 2017
The Stanford Daily
Login or create an account
Username or Email Address
*
Password
Remember Me
Register
|
Lost your password?
Username or Email Address
Password
Remember Me
Log In
Lost your password?
|
Register
Search
Search
News
Academics
Campus Life
Data
Equity Project
Graduate Students
Science & Technology
University
Sports
Fall Sports
Cross Country
Field Hockey
Football
Men’s Soccer
Men’s Water Polo
Women’s Soccer
Women’s Volleyball
Winter Sports
Fencing
Men’s Basketball
Men’s Gymnastics
Men’s Swimming & Diving
Squash
Women’s Basketball
Women’s Gymnastics
Women’s Swimming & Diving
Artistic Swimming
Wrestling
Spring Sports
Baseball
Beach Volleyball
Lacrosse
Men’s Golf
Men’s Rowing
Men’s Tennis
Men’s Volleyball
Sailing
Softball
Track & Field
Women’s Golf
Women’s Lightweight Rowing
Women’s Rowing
Women’s Tennis
Women’s Water Polo
Columnists
Features
Opinions
Columnists
Editorial Board
Letters to the Editor
Letters to the Community
Arts & Life
Culture
Music
Reads
Screen
Grind
Humor
Data
Video
Games
Daily Diminutive
Small puzzles released multiple times a week
Full-Sized Crossword
Classic NYT-style puzzles released intermittently
Stanfordle
Special Editions
Magazine
Archive
Search
News
Academics
Campus Life
Data
Equity Project
Graduate Students
Science & Technology
University
Sports
Fall Sports
Cross Country
Field Hockey
Football
Men’s Soccer
Men’s Water Polo
Women’s Soccer
Women’s Volleyball
Winter Sports
Fencing
Men’s Basketball
Men’s Gymnastics
Men’s Swimming & Diving
Squash
Women’s Basketball
Women’s Gymnastics
Women’s Swimming & Diving
Artistic Swimming
Wrestling
Spring Sports
Baseball
Beach Volleyball
Lacrosse
Men’s Golf
Men’s Rowing
Men’s Tennis
Men’s Volleyball
Sailing
Softball
Track & Field
Women’s Golf
Women’s Lightweight Rowing
Women’s Rowing
Women’s Tennis
Women’s Water Polo
Columnists
Features
Opinions
Columnists
Editorial Board
Letters to the Editor
Letters to the Community
Arts & Life
Culture
Music
Reads
Screen
Grind
Humor
Data
Video
Games
Daily Diminutive
Small puzzles released multiple times a week
Full-Sized Crossword
Classic NYT-style puzzles released intermittently
Stanfordle
Special Editions
Magazine
Archive
