Well, it's been a while since I added anything here, partly due to having a cold and not swimming since Monday, but also because work has been increasingly and uncharacteristically busy.

Recovery day. Early, easy jog on this glorious morning. My plan from now until the pool reopens is to run, walk and do yoga.

All the official places you'd want to go and swim as nature intended.

When diagnosed with Chronic Migraine, marine biologist Beth Francis found the life she loved slipping away around her. But she decided to try and retake control of her health by using the best resource she had available – the sea.

A short time ago, I did some cold water swims at Pells Pool, Lewes; an unheated and spring-fed with minimal chlorine. Water temperature reached 12.5 C.

The stunning Glass Mills pool, Lewisham uses mainly salt, which is relatively unusual and the London Aquatics Centre with its 50m Olympic pool treated with UV light and beautiful, expansive crystal clear water.

You can see how Swimtag records information. Today was the first time I used their wristband. For the previous three swims, I manually entered the information. On all occasions I swam a mixture of breaststroke, backstroke and freestyle.

Marathon Swims responded to PM's announcement by extending the timeframe. The challenge remains the same over a maximum of 30 consecutive days, completing by 31 December 2020.