tara narula takes a look. >> ready to challenge your brain? >> reporter: ads for online brain training games tout their cognitive benefits saying they improve memory, brain speed, and attention. but today's report called the evidence behind he's claims of cognitive benefits weak to nonnist andant. sarah lock is executive director of the a.a.r.p.'s global council on brain health. >> they might get better at the game, but what we don't know is how that's going to affect your everyday eveningsing. >> training to improve one type of cognitive ability doesn't end up improving another skill, such as how fast you process information. and the report says there's often exaggerating when these products are marketed. lacht year, the f.t.c. fined the makers of liewm oft $2 million for claiming their games could help users reduce or delay age-related cognitive impairment. the good news is cognitively stimulating activities are easy to find. for example, learning a new skill. at the greenwich house senior center, betty is take up art. >> i think anything cr

tara narula is with us. aarp recommends we do things to stimulate our brain. what exactly are those things? >> these are things that are novel. that require attention and focus. have a level of depth of engagement. some of the things they recommend are educational opportunities, that can be formal, informal. doing things you loved to do. volunteering. learning a skill. music, language. leisure activities, playing card. playing with your grandkids. things that are mentally and physically challenging like tennis or dancing. >> form of exercise if you will. but for the mind. >> exactly. >> tara narula, thank you. >> coming up next, a tiny implant that could replace the company id. later the wrestler who gets under the skin of conservatives. where's gary? 'saved money on motorcycle insurance with geico. goin' up the country. later, gary' i have a motorcycle! wonderful. ♪ ♪ i'm goin' up the country, baby don't you wanna go? ♪ ♪ i'm goin' up the country, baby don't you wanna go? ♪ geico motorcycle, great rates for great rides. ok honey you play with your monkey whil

tara narula is with us. aarp recommends we do things to stimulate our brain. what exactly are those things? >> these are things that are novel. that require attention and focus. have a level of depth of engagement. some of the things they recommend are educational opportunities, that can be formal, informal. doing things you loved to do. volunteering. learning a skill. music, language. leisure activities, playing card. playing with your grandkids. things that are mentally and physically challenging like tennis or dancing. >> form of exercise if you will. but for the mind. >> exactly. >> tara narula, thank you. >> coming up next, a tiny implant that could replace the company id. later the clearasil rapid action begins working fast for clearly visible results in as little as 12 hours. but will it stop this teen from being embarassed by her parents? nope. so let's be clear: clearasil works fast on teen acne, not so much on other teen things. first you start with this. these guys. a place like shhh! no. found it! and definitely lipton ice tea. lots of it. a lipton

tara narula is a cardiologist. statins have been around for three decades, right? what are the benefits? >> there are a lot of benefits. one of the best studied classes of drugs, including high-study trials over 30 years. they reduce cardiovascular mortality and death and events like heart attack or stroke. we've come from an era where we watched people in the 1950s and '60s in the icu and said there's nothing we can do but give you pain medication and waited for them to come back, to an era where we can prevent heart attack and stroke. why is there so much controversy? >> we think we're getting better. >> one of the issues is, yes. people feel well. we're not giving them a drug that makes them feel better. i feel fine, why do i have to take something? 20% of people will have some sort of side effect to statin but they're usually reversible. we need to do better explaining to people the benefits to statins. >> what are the benefits and what are the risks? what are the negative effects? >> what this research really

tara narula., what are they talking about and what was found sf. >> the study says how long this species have to be attached to you before the disease is transmitted? it has to be attached for 36 to 48 hours before it can be transmitted. yes, thankfully, it has to be typically more than 48 hours for there to be a significant chance of transmission. it can happen rarely before then. why is that important? welling when my patients call me, which they call and say they have a tick on them. the first question i ask is how long was it attached to you. if it was less than 36 or 48 hours the odds of getting lyme disease, it ooh verse low. . if it's more than that, there are antibiotics and steps that can be used whether to treat or not treat. >> tara, this is now obviously the time and people are spending more and more time outside. what kind of tips are there for folks now hitting theik trails? >> right. i was thinking about this in connecticut when i was walking with my 5-year-old outside. you clearly

doctors jon lapook and tara narula. very much. >>> years ago the calculator was seen as math threat. now the concern for a much more powerful tool. up next, there's a program helping students cheat or is it simply a part of our a.i. future. you're watching "cbs this morning: saturday." i'm ryan and i quit smoking with chantix. i tried to quit cold turkey. i tried to quit with the patch; that didn't work. along with support, chantix (varenicline) is proven to help people quit smoking. for me, chantix worked. it reduced my urge to smoke. compared to the nicotine patch, chantix helped significantly more people quit smoking. when you try to quit smoking, with or without chantix, you may have nicotine withdrawal symptoms. some people had changes in behavior or thinking, aggression, hostility, agitation, depressed mood or suicidal thoughts or actions with chantix. serious side effects may include seizures, new or worse heart or blood vessel problems, sleepwalking or allergic and skin reactions which can be life-threatening. s

tara narula on the findings of a new study. plus the role diets may play in treating multiple sclerosis. you're watching "cbs this morning: saturday." i love you, droolius caesar, but sometimes you stink. febreze car vent clip cleans away odors for up to 30 days. because the things you love can stink. i doni refuse to lie down. why suffer? stand up to chronic migraine with botox® botox® is the only treatment for chronic migraine shown to actually prevent headaches and migraines before they even start. botox® is for adults with chronic migraine, 15 or more headache days a month each lasting 4 hours or more. it's injected by a doctor once every 12 weeks. and is covered by most insurance. effects of botox® may spread hours to weeks after injection, causing serious symptoms. alert your doctor right away as difficulty swallowing, speaking, breathing, eye problems, or muscle weakness can be signs of a life-threatening condition. side effects may include allergic reactions, neck and injection site pain, fatigue, and headache. don't ta

jon lapook and tara narula. good morning to both of you. tara, what was the model?it's so disabling. 9 of people report being functionally impaired from mieg grains. 5 % require bed rest it's so severe. so being able to predict or forecast when you have a headache could be very valuable for people. so we know that stress causes head cakes. they recorded the frequency and level. they say this is a first step, not a final model. a lot more work needs to done. >> these are much more common than people think. what are the other triggers. >> people would be surprised to know, 12% of people get mike grains, women three times more likely. that's 18% of women. it could be anxiety, stress, lack of food and sleep, light exposuring and hormonal changes for women. as tara said shlgts it's incredibly debilitating. everybody knows if you have a mike grain, you have to jump on it. what if we could predict and profill actively give medication to prevent it. i love the quote of yoegy berra. it's tough to make predictions, especially about the future. >> it ain't over till it's over.

tara narula.> exchange the vows is one of the most emotional moments at a wedding ceremonile we all know that. >>> coming up next. a little boy who struggled to contain his emotions when a new stepmother made a promise just to him. you're watching "cbs this morning." >> announcer: "cbs this morning" brought to you by cosentyx. join the conversation with kwsh seemetoknow. see me. see if cosentyx could make a difference for you- cosentyx is proven to help people with moderate to severe plaque psoriasis... ...find clear skin that can last. don't use if you're allergic to cosentyx. before starting cosentyx, you should be checked for tuberculosis. an increased risk of infections and lowered ability to fight them may occur. tell your doctor if you have an infection or symptoms. or if you have received a vaccine or plan to. if you have inflammatory bowel disease,