Despite what the weather is doing, there's one thing you can always count on in January - people trying to stick to their New Year's resolution to lose weight.
There's always a sudden influx of walkers around the streets, fewer parks in the Redwoods and a longer wait for the treadmill at the gym.
It's also a time when those pushing their different weight-loss methods come to the fore.
This time last year, we heard all about the wonders of the lemon detox diet. It was simple. All you had to do was not eat any actual food and instead drink a lemony thing that was supposed to fill you up.
At the weekend we have heard about the latest dieting technique - the baby food diet.