You can now read 10 articles in a month for free on BostonGlobe.com. Read as much as you want anywhere and anytime for just 99¢.

The Boston Globe

Opinion

The Podium

Diet and exercise help battle HIV

Improvement in the global prevalence of HIV infection suggests the world has seized an upper hand in the war on HIV and AIDS.

Worldwide there were 2.7 million new cases of HIV infection in 2010, according to UNAIDS. That’s down from 3.2 million a decade earlier. In Massachusetts new infections have decreased by 54 percent since 1999.

Loading comments...

You have reached the limit of 10 free articles in a month

Stay informed with unlimited access to Boston’s trusted news source.

  • High-quality journalism from the region’s largest newsroom
  • Convenient access across all of your devices
  • Today’s Headlines daily newsletter
  • Subscriber-only access to exclusive offers, events, contests, eBooks, and more
  • Less than 25¢ a week