professor mike tipton has studied the effects of extreme environments on athletes and helped preparethe storm is forced to make landfall across northern parts of honshu and then move on to his health title. could cause an flash flooding here but tokyo is likely to be spared the worst. the outer rain bands from a storm system could bring some pretty wet weather in tokyo during tuesday. some fairly brisk winds but nothing is expected to cause any real disruption for the olympics. once those heavy showers and thunderstorms have moved through during tuesday, the west would not rest of the weather looks drier and brighter and should say quite hot and humid with highs of 32 degrees. quite hot and humid with highs of 32 degrees. the heat�*s not only affecting sports like rowing and running but archery and shooting as well. professor mike tipton has studied the effects of extreme environments on athletes and helped prepare the team gb. it's the team gb. notjust a direct effect of temperature it's notjust a direct effect of temperature on the tissues. it's also the direct into facts with a be

professor mike tipton has studied the effects of extreme environments on athletes and helped prepareature on the tissues, it also indirect effects through becoming dehydrated, it's also indirect effects through becoming dehydrated, which then increases your problems controlling blood pressure. so, this is notjust a problem for those people who are generating lots of heat. just having high environmental temperatures can impair performance and to be a challenge to blood pressure regulation, for example, in events like archery. let's go back to robin klietlinski. you know japan really well. you knowjapan really well. just talk us you know japan really well. just talk us through what the temperatures... are we seeing something much higher than usual? the organisers said it was the perfect climate for the olympics to take place. perfect climate for the olympics to take lace. ., perfect climate for the olympics to take lace. . ., , ., take place. yeah, there have been a lot of criticisms _ take place. yeah, there have been a lot of criticisms of _ take place. yeah, there have been a lot of

let's speak to professor mike tipton from the university of portsmouth.led up on the ground, absolutely exhausted. in a situation where it is almost dangerous to run some of these events?— some of these events? certainly if ou look some of these events? certainly if you look at — some of these events? certainly if you look at some _ some of these events? certainly if you look at some of _ some of these events? certainly if you look at some of the _ some of these events? certainly ifj you look at some of the guidelines for when you should be being careful about events or cancelling events, once you get up to the 30s and higher levels of humidity you are running close to those limits. it's a really good job that the gb team have been well—prepared by the english institute sport over the last year to complete and stay safe in those environments. what last year to complete and stay safe in those environments.— last year to complete and stay safe in those environments. what kind of thins in those environments. what kind of things have — in those environments.

i�*m joined now by professor mike tipton from the university of portsmouth.ntry, do you have an inherent advantage?— country, do you have an inherent advantane? , .,, , advantage? probably you do because ou have advantage? probably you do because you have just — advantage? probably you do because you have just spent _ advantage? probably you do because you have just spent so _ advantage? probably you do because you have just spent so much - advantage? probably you do because you have just spent so much time - you have just spent so much time exercising in those environmental conditions and it is particularly the humidity that catches a lot of people out. but you have got used to those conditions and you have learnt how to adapt to them in terms of race strategies and pacing. however, that does not mean that with good acclimatisation strategies as we have had running of the uk you can�*t get our athletes pretty close to being able to perform at their best. there are so many different sports, clearly something very intense like the marathon or triathlon, that w

we were talking to mike tipton, an expert in cold water immersion, he was reminding us more people experienced really encourage people to _ locations. we would really encourage people to go out and have fun and enjoy— people to go out and have fun and enjoy the — people to go out and have fun and enjoy the open water, whether at the poster— enjoy the open water, whether at the poster inland but had a thought for safety _ poster inland but had a thought for safety. the hot air temperature is brilliant — safety. the hot air temperature is brilliant -- — safety. the hot air temperature is brilliant. —— at the coast or ihtahd~ _ brilliant. —— at the coast or inland. anything around 15 degrees is enough — inland. anything around 15 degrees is enough to trigger this response over change in skin temperature just because _ over change in skin temperature just because you can swim many lengths in a warm _ because you can swim many lengths in a warm swimming pool, it does not mean _ a warm swimming pool, it does not mean that— a warm swimming pool, it does not mean that skill can transfer. the test— me