There are a number of ways that athletes can receive instructions while they are performing their sport of choice. Runners can hear people along the sidelines yelling out instructions, sports requiring a helmet can include a discrete headset. So, how do you talk to a swimmer when they are in the water? One company has a solution; Xmetrics is developing a small device that attaches to the swimmer’s goggles and will even talk to them.

A lot of wearable fitness devices now have the added feature of monitoring your sleep patterns. If I wore such a device it would probably explode in the first couple hours of use. I have always only slept an average of about three hours a night, which works for me, but that means that any sleep monitor I wear would record constant movement. Is connected sleep the solution?

It seems that just about every device that we carry with us these days contains a battery. Of course, this means that all these devices constantly need to be charged. Over the past few years we have seen charging pads where you can lay your smartphone or tablet on top of it and it will charge without having to connect it. Wouldn’t it be exciting if you did not need to have your device and charging unit touching each other? uBeam is a company that is looking to make that happen.

What do you get the police department that already has all the coolest devices to fight crime? Dubai is already known for many things, from what I hear, the police force in Dubai is already considered to be one of the best outfitted departments in the world. What can they possibly do to keep their reputation intact? Here is a solution: Give all the detectives a pair of Google Glass.

Samsung’s (News - Alert) Gear S is the company’s first smartwatch to include a 3G radio transmitter. This means that you do not need to synch your Gear S with a smartphone for functionality. Now that you have a device that you can send messages or make a phone call on, wouldn’t it be nice if you could do a little more with it? Opera thinks so which is why the Opera Mini browser is slated for the Gear S.

These are just of few of the stories that we have looked at this week. You should read the details of all of these stories, as well as find out what else is happening in the world of wearable technology. Go to Wearable Tech World and see what has been going on.

If you missed this year’s Wearable Tech Expo, this is your opportunity to sign up early for next year’s event. Once again it will take place in New York City, in July 2015. You can view some demos and register now at Wearable Tech Expo.