Yes, you can get stronger from your sofa

Let's assume that by now you are so over battling bad weather to get to the gym that you've opted for the sofa. 

- 

No need to beat yourself up, because while I'm not usually encouraging people to do less movement, I will tell you how you can get a little stronger without leaving your cosy living room. Yes, really. Just have your smartphone or device handily nearby because, should your motivation die halfway through this routine, you can always pick a workout from - ahem - my YouTube channel (youtube.com/ anniedeadman).