Temporary side effects including headache, fatigue and fever are signs the immune system is revving up – a normal response to vaccines. And they’re common.

Leaders from the Group of Seven industrialized nations are set to commit at their summit to sharing at least 1 billion coronavirus shots with struggling countries around the world — half the doses coming from the U.S. and 100 million from the U.K.

The city and state’s full reopening is a double-edged sword for many in the hospitality and entertainment industry. They wonder: the crowds may be coming back, but will the labor force return?

All businesses will be allowed to operate at full capacity and gatherings of all sizes will be permitted, according to the new rules.

ComEd officials said they were not responsible for the outages on May 6 and May 25 at the Roseland Pumping Station.

The Centers for Disease Control and Prevention reports the COVID-19 vaccine can cause swelling in the lymph nodes in the underarm where women received the shot, which the agency says is normal. But that swelling can appear in mammograms. Here’s what you need to know. 

The company said a Food and Drug Administration review concluded the shots remain safe and effective for at least 4 1/2 months. In February, the FDA originally authorized J&J’s vaccine for up to three months when stored at normal refrigeration levels.

Breaking the cycle of drug and alcohol addiction is a challenge made even tougher once the criminal justice system gets involved. A new program is helping those recovering find refuge in their own homes.

At least 15 cases of the COVID-19 Delta variant were identified in Chicago through Tuesday, city officials said. 

The Food and Drug Administration said it granted approval to the drug from Biogen based on results that seemed “reasonably likely” to benefit Alzheimer’s patients. It’s the only drug that U.S. regulators have said can likely treat the underlying disease, rather than manage symptoms like anxiety and insomnia.

The White House has launched a monthlong blitz to combat vaccine hesitancy and a lack of urgency to get shots, particularly in the South and Midwest, but it is increasingly resigned to missing the president’s vaccination target. 

This is a clear sign that Tokyo Olympic planners and the International Olympic Committee are moving forward despite public opposition, warnings about the risks of the games becoming a spreader event, and Tokyo and other parts of Japan being under a state of emergency until June 20.

Dating apps now allow users to share vaccination status. The outlook for new relationships as Illinois prepares to reopen.

Starting Friday, Chicago and the state of Illinois will fully reopen. It’s a day that many people have longed for, but if you’re experiencing anxiety about a return to something like normal, you’re not alone.

The Spanish government hopes to welcome 14.5 million to 15.5 million visitors between July and September. That’s about 40% of the tourists in the same period of 2019 but twice as many as last summer, when only EU visitors could enter Spain.

Massachusetts and the rest of New England — the most heavily vaccinated region in the U.S. — are giving the rest of the country a possible glimpse of the future if more Americans get their shots.