The following Mark's Daily Apple article was written by Mark Sisson.

And is narrated by Tina Lehman.

Cool things you notice happening once you start to lose weight.

Most people come to the primal blueprint because they want to lose weight.

Ask any purveyor of a specific diet and they'll say much the same thing.

The majority of people are interested in dropping body fat, looking good naked, and fitting into their clothes.

The interest in overall health, fitness, and lifestyle

tends to develop organically out of that. Come for the weight loss, stay for the blue blocking goggles.

There's a tendency to view weight loss as superficial compared to the other stuff. That's a mistake.

Weight loss isn't just about belt notches and positive experiences with mirrors.

It confers measurable and most importantly tangible benefits to health, happiness, and daily

functionality almost immediately. Fat loss, it turns out, isn't a flighty pursuit.

It solves a lot of serious problems and makes some really cool things

happen. Here are nine. Number one, your joints stop hurting so much. Cripling osteoarthritis is

relatively rare, but almost everyone has a joint that creaks, pops, aches, or occasionally

flares up in pain. Weight loss improves

that pain by reducing the forces acting on the joints when you walk, with each lost pound reducing

forces acting on the knee joint by a factor of four. Patients with psoriotic arthritis who

lose weight report less inflammation and more activity. Same goes for osteoarthritis patients.

All that said, people with joint hypermobility may experience increased pain with weight loss.

Number two, you're not so hungry, hopefully. This one depends on the manner in which you lose weight. If you're starving yourself,

forcing a low-fat, high-carb diet, willing yourself to reduce calories despite your physiology

...