Former 49er TE Greg Clark Dies At 49; Suffered From CTE
Greg Clark, who played at Stanford and with the San Francisco 49ers, has died of an undisclosed illness, but was suffering from chronic traumatic encephalopathy. He was 49.
Watch CBS News
Greg Clark, who played at Stanford and with the San Francisco 49ers, has died of an undisclosed illness, but was suffering from chronic traumatic encephalopathy. He was 49.
The new free, online video course will offer parents and athletes the chance to learn the most up-to-date scientific research on concussions and their effects.
Once one of the most feared players on the NFL gridiron, Nick Buoniconti says the deterioration of his brain has left him less than "half the man I used to be."
A portable, one minute test is giving Stanford a more objective way of diagnosing athlete's with concussions.
As exciting as some of the new technology is, it isn't a full solution to the problem facing the sport.
Concussions ended Jahvid Best's pro-football career early, but now his track career has taken off and he's Rio-bound.
Buffalo Bills and former Stanford linebacker A.J. Tarpley announced his retirement from the National Football League after just one season, over concussion concerns.
Former Oakland Raiders quarterback Ken Stabler's widow among plaintiffs in a new lawsuit against the NFL over long-term injury from concussions.
Did the NFL omit 100+ concussions from the study it relied upon to show no direct link between football and brain damage?
Bay Area soccer legend Brandi Chastain, whose penalty kick gave the United States the 1999 Women's World Cup title, has pledged her brain for concussion research.
Panthers wide receiver Corey "Philly" Brown and Broncos linebacker Shaquil Barrett suffered concussions during Super Bowl 50, according to the NFL.
Bill Romanowski sustained 20 documented concussions, and certainly more he doesn't know about, during his 16-year NFL career as a linebacker.
NFL Commissioner Roger Goodell said there has been a "culture change" when it comes to concussions, but then made a flippant comment Friday.
An uninvited guest at the NFL's annual pre-Super Bowl news conference about health and safety, Chris Nowinski stood nearby and listened Thursday as one of the league's chief advisers about concussions declined to acknowledge a link between football and the brain disease called CTE.
Former San Francisco 49ers quarterback Joe Montana talks about the concussions he's suffered during his football career.
The Denver Broncos and the Carolina Panthers are heading to Super Bowl 50 in Santa Clara on Sunday, but the fight to get to Sunday's big game has been especially hard for those players on both teams who have suffered concussions this season.
The researcher who conducted the study on the brain of late Raiders great Kenny Stabler said she was surprised by the number of CTE lesions in his brain.
The family of Pro Football Hall of Famer Frank Gifford says signs of the degenerative disease chronic traumatic encephalopathy were found in his brain after his death.
The U.S. Soccer Federation is recommending a ban on headers for players 10 and under, limits for players between 11 and 13 and having medical professionals rather than coaches make decisions on whether players suspected of concussions can remain in games.
49ers Quarterback Blaine Gabbert took a hard blow to the head from linebacker Philip Wheeler and came out to be checked for a concussion during Sunday's game, and a rule that stemmed from a Bay Area player's injury nearly kept him sidelined.
A former National Football League star and longtime KPIX broadcaster has chosen to speak out about his personal struggle – one of the biggest challenges facing a growing number of former NFL players.
A former player on the Cal Bears football team is suing the university over concussions he sustained on the field.
The data showed players who competed for coaches with training in USA Football's "Heads-Up Football" program were better protected than those who did not.
John Madden says the NFL appears to be making progress in the effort to reduce player concussions.
To many-a-fan's dismay, some players were noticeably 'out of it' and even collapsed after sustaining a head injury during play. While getting injured is something that can happen in any sport, certain protocols need to be followed to ensure player safety.
While Saks has been a fixture on the corner of Post and Powell since 1997, retail real estate experts say the store's departure isn't a sign of the trend they're seeing downtown.
When Pat Townsley heard of the tragic crash that took the lives of four Marin County high school students, he immediately channeled his restaurant's website into an informational hub for his community.
Mike Yastrzemski and Matt Chapman homered as the San Francisco Giants rallied to beat the Milwaukee Brewers 6-5 on Thursday to take three of four games in the series.
Luis Urias scored on Jacob Wilson's two-out single in the ninth inning as the Athletics rallied to beat the Texas Rangers 4-3 on Thursday night.
A former motel in the Tenderloin has become an eyesore for the neighborhood, but its neighbor has grand plans to transform the building into a space for transitional housing.
While Saks has been a fixture on the corner of Post and Powell since 1997, retail real estate experts say the store's departure isn't a sign of the trend they're seeing downtown.
When Pat Townsley heard of the tragic crash that took the lives of four Marin County high school students, he immediately channeled his restaurant's website into an informational hub for his community.
A former motel in the Tenderloin has become an eyesore for the neighborhood, but its neighbor has grand plans to transform the building into a space for transitional housing.
California is one of the top fly-fishing destinations of the nation, especially when it comes to wild trout. But as climate change continues to warm our rivers, the pressure is growing on California's cold-water fish.
A change in leadership at the Oakland Unified School District is coming as Superintendent Dr. Kyla Johnson-Trammell announced that she is stepping away at the end of the school year.
While Saks has been a fixture on the corner of Post and Powell since 1997, retail real estate experts say the store's departure isn't a sign of the trend they're seeing downtown.
A former motel in the Tenderloin has become an eyesore for the neighborhood, but its neighbor has grand plans to transform the building into a space for transitional housing.
Thursday, the first curbside chargers were installed on Fillmore Street, with plans to scale the program to hundreds — and potentially thousands — more.
A federal judge in California issued a preliminary injunction Thursday blocking the Trump administration from pulling funds from so-called "sanctuary cities" in response to a lawsuit brought by San Francisco and other local governments across the U.S.
Stabilization center will be open 24/7 in the city's Tenderloin.
A change in leadership at the Oakland Unified School District is coming as Superintendent Dr. Kyla Johnson-Trammell announced that she is stepping away at the end of the school year.
It was a problem with no clear solution: thousands of school-issued laptops, all out of commission.
The parents of 19-year-old Krysta Tsukahara, Carl and Noelle, are sharing the story of their daughter for the first time since the fatal Tesla Cybertruck crash in Piedmont.
Oakland police are investigating a shooting that left one person dead on a busy commercial corridor Wednesday night.
Two men who allegedly robbed a Concord credit union on Monday and led police on a chase to San Jose, where one of the suspects was shot, have been charged with multiple crimes.
Two men who allegedly robbed a Concord credit union on Monday and led police on a chase to San Jose, where one of the suspects was shot, have been charged with multiple crimes.
After years of declining ridership and public criticism over safety concerns, BART officials said a recent drop in crime is a sign their efforts are working.
Health officials in the South Bay have ordered a Whole Foods Market location in Cupertino to temporarily close for repairs due to a vermin infestation.
A Morgan Hill man was arrested and is facing a hate crime charge after he allegedly attacked Muslim worshippers during Ramadan.
The California Department of Motor Vehicles announced that three Bay Area locations will be open on Saturday, May 3, ahead of the looming federal enforcement deadline for Real ID.
When Pat Townsley heard of the tragic crash that took the lives of four Marin County high school students, he immediately channeled his restaurant's website into an informational hub for his community.
Mendocino County is offering employees up to $25,000 to voluntarily resign in the wake of budget shortfalls, according to a memo sent to county staff Wednesday.
Authorities on the Northern California coast are investigating multiple incidents of hazardous materials being dumped along Highway 101 in Mendocino County, saying that a construction firm in the Bay Area could be responsible.
One of the teen girls who survived a deadly Marin County crash last week was released from the hospital on Tuesday, a family spokesperson said.
Habitat for Humanity Greater San Francisco is leading the development project in Northern Novato.
Mike Yastrzemski and Matt Chapman homered as the San Francisco Giants rallied to beat the Milwaukee Brewers 6-5 on Thursday to take three of four games in the series.
Luis Urias scored on Jacob Wilson's two-out single in the ninth inning as the Athletics rallied to beat the Texas Rangers 4-3 on Thursday night.
The San Francisco 49ers took Georgia edge rusher Mykel Williams with the 11th pick in the NFL draft.
Shea Langeliers had four hits and Nick Kurtz drove in a run with a base hit his first time up in his major-league debut to help the Athletics beat Texas 5-2 on Wednesday.
Jalen Green made eight 3-pointers and scored 38 points to lead the Houston Rockets to a 109-94 win over the Golden State Warriors on Wednesday night in a testy matchup to even the first-round Western Conference series at one game apiece.
The parents of 19-year-old Krysta Tsukahara, Carl and Noelle, are sharing the story of their daughter for the first time since the fatal Tesla Cybertruck crash in Piedmont.
Oakland police are investigating a shooting that left one person dead on a busy commercial corridor Wednesday night.
A federal judge in California issued a preliminary injunction Thursday blocking the Trump administration from pulling funds from so-called "sanctuary cities" in response to a lawsuit brought by San Francisco and other local governments across the U.S.
Stabilization center will be open 24/7 in the city's Tenderloin.
Two men who allegedly robbed a Concord credit union on Monday and led police on a chase to San Jose, where one of the suspects was shot, have been charged with multiple crimes.
It was a problem with no clear solution: thousands of school-issued laptops, all out of commission.
The EU has hit Apple and Meta with hundreds of millions of euros in fines as it steps up enforcement of the European Union's Digital Markets Act.
U.S. Department of Justice attorneys are seeking to impose sweeping penalties on Google after a court ruled the tech giant is a monopoly.
Casely received 51 consumer reports of the charger's lithium-ion batteries catching fire while in use, resulting in burn injuries.
The ruling involving Google's online ad technology follows a similar case last year in which Google's search engine was declared a monopoly.
California officials said bird flu testing has not stopped, despite social media rumors.
Health officials in the South Bay have ordered a Whole Foods Market location in Cupertino to temporarily close for repairs due to a vermin infestation.
Californians can now buy opioid reversal drugs directly from the state under a program aimed at making the life-saving medication less expensive and more accessible.
The Affordable Care Act requires health insurers and group health plans to cover certain preventive-care services recommended by the U.S. Preventive Services Task Force at no cost to patients.
Casely received 51 consumer reports of the charger's lithium-ion batteries catching fire while in use, resulting in burn injuries.
A federal judge in California issued a preliminary injunction Thursday blocking the Trump administration from pulling funds from so-called "sanctuary cities" in response to a lawsuit brought by San Francisco and other local governments across the U.S.
President Trump signed an executive order that directed the Pentagon to develop a policy that would bar transgender people from serving in the military.
Mendocino County is offering employees up to $25,000 to voluntarily resign in the wake of budget shortfalls, according to a memo sent to county staff Wednesday.
Berkeley City Manager Paul Buddenhagen initiated a citywide hiring freeze Monday in order to help address a budget deficit heading into the next fiscal year.
An Oakland business owner said she is optimistic that recovery is on the way, with Mayor-Elect Barbara Lee set to take office.
The U.K. Supreme Court has ruled the country's 2010 Equality Act defines a woman as someone born biologically female in a potential landmark case for transgender rights.
The Trump administration is gearing up to investigate schools for potential Title IX violations for allowing transgender women to compete in women's sports, including San Jose State.
The NCAA updated its policy one day after the administration's order banning transgender athletes from competing on female teams.
The order directs that federally-run insurance programs, including TRICARE and Medicaid, exclude coverage for gender-affirming care for those under 19.
A Milpitas man convicted in the 2021 domestic violence murder of his transgender partner has been sentenced, prosecutors said.
On Wednesday, organizers said that the cost to hold the event has increased each year for the last four years.
DJ Habibeats Is a Bay Area native spearheading a booming cultural movement by blending Middle Eastern sounds, with countless cultural mixes.
Michelle Trachtenberg's death was initially undetermined but the medical examiner amended it after lab test results showed complications of diabetes mellitus.
Nearly three dozen art and community grassroots organizations are scrambling to figure out how to stay afloat financially after San Francisco rescinded their promises of funding amid a widening scandal at the city's Human Rights Commission.
In a unanimous vote, the San Francisco Board of Supervisors established the Castro Upper Market Entertainment Zone.
Ever since the COVID-19 pandemic, the Oakland Unified School District has seen an alarming spike in the number of unhoused students in the school system who deal with a host of challenges far beyond what most children face.
Meteorologist and CBS News Bay Area's resident pilot Lt. Jessica Burch got a treat during Fleet Week, taking to the skies with one of the Blue Angels.
A Bay Area man discovered his devastating loss left him with a new opportunity to rethink how he lives -- follow his journey in virtual reality, 360-degree video.
A groundbreaking medical study involving the UCSF Medical Center has shown some colorectal cancer patients can safely skip radiation treatment and enjoy a potentially higher quality of life.
Every day, San Francisco bar pilot Captain Zach Kellerman goes through what might just be the world's most dangerous commute.
While Saks has been a fixture on the corner of Post and Powell since 1997, retail real estate experts say the store's departure isn't a sign of the trend they're seeing downtown.
California is one of the top fly-fishing destinations of the nation, especially when it comes to wild trout. But as climate change continues to warm our rivers, the pressure is growing on California's cold-water fish.
A North Bay community continues to grieve after four high school students died in a car crash last week.
Here are the latest headlines.
A change in leadership at the Oakland Unified School District is coming as Superintendent Dr. Kyla Johnson-Trammell announced that she is stepping away at the end of the school year.
In 2025, KPIX is moving to a new community service award: the CBS News Bay Area Icon Award. Submit nominations for an outstanding community hero at kpix.com/icon.
It's the most wonderful time of the year for a South Bay woman who has played Mrs. Claus for more than 40 years for the children of North San Jose's Alviso District.
For residents of the Oakland Hills, the prospect of another wildfire always remains a concern. This week's Jefferson Awards winner has made it his mission to make the hills and other high-risk areas safer.
In East Palo Alto -- where state education numbers show more than nine in ten public school students are low income and more than half are English learners -- many are finding hope and connection at the Boys & Girls Clubs of the Peninsula.
This week's Jefferson Award winner is Army veteran who continues to live a life of service into his 80s, by feeding hundreds of San Francisco families a week.
A Bay Area man who overcame tremendous obstacles to excel in school has made it his mission to gear up other students for success in the classroom and in life.
For Students Rising Above scholar Josh Collins it took moving across the country to realize the value of his Bay Area family.
Samir Hooker had to grow up fast after his stepfather was shot dead 12 years ago. Now he is watching over his mom and sister while attending UC Berkeley.
It's hard enough to graduate from one of the most prestigious schools in the country when you're the first in your family to go to college. Imagine doing that while you're also trying to protect your parents from being deported?
Some students who are the first in their families to go to college face the challenge of balancing a rigorous academic load while still working to help support their family back home.