Push-ups and pull-ups are king for working on your upper body without any equipment. Look to vary your hand placement, as the width you choose will affect which muscles are primarily worked (eg pushups with your hands close to your body will work more of your triceps than a wider grip; same for clos...

I'm curious to know where you're at now a few months out...how did the program work out for you?

Check out this resource: https://www.supertracker.usda.gov/bwp/index.html I've found it pretty useful for setting a daily calorie mark based on your goals for yourself. Then, count your calories, without making it too burdensome that you'll want to quit early on. Personally, I found out the calories...

Do you have enough water/calories in you when you work out? I used to get pretty bad headaches and something as simple as forcing myself to drink a lot of water during lifts has helped a bit. Also, if you've been training very consistently for an extended period of time, have you considered a de-loa...

https://www.youtube.com/watch?v=IKc6hwPvsHg I had a very similar issue; I couldn't lift arm to even the point of being parallel to the ground. This video gives some good advice on recognizing if you have a shoulder mobility issue, and what stretches/workouts depending on whether your shoulder muscle...