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Latest legal Laser tweaks????

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getafix View Drop Down
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    Posted: 24 Jun 14 at 10:12pm
I don't buy the line that one boat or another injure sailors, it's bad technique and unsound practice in general, rather than a boat design that's probably the cause. I say this as someone who sailed and owned L*sers during weight-jacket times.  That said, for me, any design which requires competitors to don uncomfortable protection gear to compete doesn't seem right.  But then, someone may well come along soon and say that modern tri suits are hideously uncomfortable or sprinting spikes now give you bad backs or ......

Edited by getafix - 24 Jun 14 at 10:13pm
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Chris 249 View Drop Down
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Post Options Post Options   Quote Chris 249 Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 7:32am
Originally posted by kneewrecker

Originally posted by bustinben

When I visited a knee surgeon he rolled his eyes at me when I explained it to him...

Laser sailor with a knee problem.... it's just a myth, a myth I tell you.  Angry

Any idea that the Laser creates a disproportionate number of knee injuries IS a myth, according to people like those who wrote the International Olympic Committee's book "Epidemiology of injury in Olympic sports", the sports scientists they quote, and champions like Steve Cockerill. 

There are quite a few formal scientific studies on hiking and sailing injuries these days; I went through a lot of them a week or two ago at our Institute of Sport library. NONE of them said that Lasers posed a higher injury risk than any other dinghy. When people like the IOC medical commission PhDs and world champs say that Laser-type straight leg hiking puts LESS strain on the knee than normal hiking, isn't it reasonable to give them credence? 

I'm married to a scientist and I work with others - they are not stupid, they are not ill-educated, and when they do formal studies it seems odd to call them BSers.

OK, you may know people who have sailed Lasers and have bad knees, but that doesn't mean that we should ignore the science that says that Laser sailing does not cause more injuries than other boats. Lots of people sail Lasers and lots of people have bad knees (one study said that 10% of all sportspeople have had knee injuries) and since Lasers are the most popular adult boat around it's only logical that there some Laser sailors with bad knees. Saying that the two are causally related is like saying that because I know a lot of windsurfers called Steve, getting into windsurfing causes your name to be changed.

I must say, though, I haven't met these guys crippled by Laser sailing myself; in fact at my last Laser regatta I heard two guys saying that they found Lasers to be EASIER on the knees than Tasars, the other dinghy class the three of us sail!

PS - that was a very good post of yours at the top of page 15!






Edited by Chris 249 - 25 Jun 14 at 7:33am
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Post Options Post Options   Quote Rupert Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 8:31am
There are boats I have had to sell because I've not been able to walk after sailing them, but it isn't the sitting out which has caused the problems (after all, I perch...), but the shallow cockpit depth in light winds. Sadly, one of my favorite boats, the Tonic, was the worst, with narrow sidedecks and a very high false floor. Laser, not so much, as it is quite a big boat, so for someone of 11 stone, it is possible to sit on the deck more, especially as the inside edge is fairly near the centreline.

I have come to the conclusion that my bad back is as much due to pulling boats around on the shore as it is to the bending and twisting involved in actual sailing, though the sailing appears to do bad things to the already damaged muscles.

Just as well I'm not a windsurfer - not sure I could get used to the name change.
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Post Options Post Options   Quote alanms Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 8:47am
The Aero is not made of PVC Foam. The hull is FRP Carbon, very strong and modern stiff hulls are produced this way.
The buddy system works best when launching and recovering single handers on a lee shore and there is never a need for the hull to come in contact with pebbles, sand or anything else except air and water. With a little planning it can be done without outside assistance.
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Post Options Post Options   Quote iGRF Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 8:50am
I have to say, it is only logical that folk who have knee issues through sailing are statistically more likely to have damaged them via the Laser due to it's popularity. Pretty much everyone I talked to at that FOM meet had at one time or other sailed a Laser and many in their formative years.

Personally I've noticed knee pain since I've gotten into single handers, but it comes not from hiking, it's all the kneeling on the iffy wind down wind legs and if I forget my bike downhill knee pads and use those crap Musto things that are next to useless for the task, I certainly know about it the next day.
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Post Options Post Options   Quote maxibuddah Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 8:55am
My knees never hurt from 11 years of laser sailing. I think it was from being am electrician and kneeling down on joists and the like and then sailing a rs300 and phantom for 15 years where you kneel down a lot.
Everything I say is my opinion, honest
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Post Options Post Options   Quote L123456 Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 9:40am
Originally posted by Chris 249

Originally posted by kneewrecker

Originally posted by bustinben

When I visited a knee surgeon he rolled his eyes at me when I explained it to him...

Laser sailor with a knee problem.... it's just a myth, a myth I tell you.  Angry

Any idea that the Laser creates a disproportionate number of knee injuries IS a myth, according to people like those who wrote the International Olympic Committee's book "Epidemiology of injury in Olympic sports", the sports scientists they quote, and champions like Steve Cockerill. 

There are quite a few formal scientific studies on hiking and sailing injuries these days; I went through a lot of them a week or two ago at our Institute of Sport library. NONE of them said that Lasers posed a higher injury risk than any other dinghy. When people like the IOC medical commission PhDs and world champs say that Laser-type straight leg hiking puts LESS strain on the knee than normal hiking, isn't it reasonable to give them credence? 

I'm married to a scientist and I work with others - they are not stupid, they are not ill-educated, and when they do formal studies it seems odd to call them BSers.

OK, you may know people who have sailed Lasers and have bad knees, but that doesn't mean that we should ignore the science that says that Laser sailing does not cause more injuries than other boats. Lots of people sail Lasers and lots of people have bad knees (one study said that 10% of all sportspeople have had knee injuries) and since Lasers are the most popular adult boat around it's only logical that there some Laser sailors with bad knees. Saying that the two are causally related is like saying that because I know a lot of windsurfers called Steve, getting into windsurfing causes your name to be changed.

I must say, though, I haven't met these guys crippled by Laser sailing myself; in fact at my last Laser regatta I heard two guys saying that they found Lasers to be EASIER on the knees than Tasars, the other dinghy class the three of us sail!

PS - that was a very good post of yours at the top of page 15!


I think you have to follow the experts here ...

Recently I took my mum to hospital for a shoulder issue; in the other waiting room was a knee clinic ...

Guess what ... they were all fat; not just one or two but all of them ....(about 20 people).

The human knee hasn't caught up with the obesity epidemic yet and most people are overloading it ... evolution is slow in these matters.

If you have a knee problem and you are over weight ... you have your answer ...
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Post Options Post Options   Quote kneewrecker Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 9:52am
Originally posted by Chris 249

Originally posted by kneewrecker

Originally posted by bustinben

When I visited a knee surgeon he rolled his eyes at me when I explained it to him...

Laser sailor with a knee problem.... it's just a myth, a myth I tell you.  Angry

Any idea that the Laser creates a disproportionate number of knee injuries IS a myth, according to people like those who wrote the International Olympic Committee's book "Epidemiology of injury in Olympic sports", the sports scientists they quote, and champions like Steve Cockerill. 

There are quite a few formal scientific studies on hiking and sailing injuries these days; I went through a lot of them a week or two ago at our Institute of Sport library. NONE of them said that Lasers posed a higher injury risk than any other dinghy. When people like the IOC medical commission PhDs and world champs say that Laser-type straight leg hiking puts LESS strain on the knee than normal hiking, isn't it reasonable to give them credence? 

I'm married to a scientist and I work with others - they are not stupid, they are not ill-educated, and when they do formal studies it seems odd to call them BSers.

OK, you may know people who have sailed Lasers and have bad knees, but that doesn't mean that we should ignore the science that says that Laser sailing does not cause more injuries than other boats. Lots of people sail Lasers and lots of people have bad knees (one study said that 10% of all sportspeople have had knee injuries) and since Lasers are the most popular adult boat around it's only logical that there some Laser sailors with bad knees. Saying that the two are causally related is like saying that because I know a lot of windsurfers called Steve, getting into windsurfing causes your name to be changed.

I must say, though, I haven't met these guys crippled by Laser sailing myself; in fact at my last Laser regatta I heard two guys saying that they found Lasers to be EASIER on the knees than Tasars, the other dinghy class the three of us sail!

PS - that was a very good post of yours at the top of page 15!





thanks Chris- like many things in this thread, take it with a pinch of salt.... I think that the fact that there is such a large crossover between those with dodgy knees and those who've sailed Lasers has far more to do with the fact that Lasers have been fairly ubiquitous.  

I did my knee damage at 16, still growing and sailing 3-4 times per week- usually in windy-ish weather on decent sea / chop states.  I was also sailing with my mates... and at 16 you 'go for it a bit more' than your average 40 year old dude drifting mid-fleet around a puddle in the nowheresville.   We had no formal training once we'd left the junior classes (oppies/toppers), we just went sailing, often without rescue cover and ideally in shorts and t-shirts, t-shirts with slogans like 'Hike Hard or Hike Home' that some t**ser must have invented.  I loved it, every moment of it and clicking knees is worth the price.   

FWIW - I do believe that technique, and ergonomic technique, has very much become a key aspect of youth sailing tuition in the UK now - even at local club level.  Maybe it always was if your were getting training at Percy's, Simpson's and Ainslie's level back then (they all had 'Australian Hikers' for starters), but for us kids who thrashed about at club level and non-sanctioned opens and regattas, we just clung on in there, oblivious to the damage we may well have been doing.  Would it have been different in any other singlehanded hiking boat?  Probably not.

So if a bit of bad mouthing about knee issues has at least meant ergonomics is on the syllabus for the next generation, please don't shoot us down too harshly... it takes us a bit longer to get back up again on these old hobblers....


Edited by kneewrecker - 25 Jun 14 at 9:57am
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Post Options Post Options   Quote JimC Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 10:17am
Originally posted by alanms

The Aero is not made of PVC Foam

No, and I don't know of any that are. Like the RS800 its made from PU (polyurethane) foam with a thin fibre skin each side... And yes, given suitably ham handed handling doubtless it will dent.

Edited by JimC - 25 Jun 14 at 10:20am
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Post Options Post Options   Quote Null Quote  Post ReplyReply Direct Link To This Post Posted: 25 Jun 14 at 3:11pm
Originally posted by alanms

The Aero is not made of PVC Foam. The hull is FRP Carbon, very strong and modern stiff hulls are produced this way.
The buddy system works best when launching and recovering single handers on a lee shore and there is never a need for the hull to come in contact with pebbles, sand or anything else except air and water. With a little planning it can be done without outside assistance.

Is it made of Carbon??  I think it has localised carbon strengthening?
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