Smoking and stuff (I am a fairly long time and heavyish smoker at this point) supposedly reduces the ability for blood to carry oxygen (among other things I would assume), but can things like this be counter-acted by things such as vitamin supplements?

Not necessarily entirely, but making it at least better than without it.

I also don't have a very good diet, somewhat due to not being able to physically handle the taste of a lot of food that most people generally can (even if it does taste bad), fish for example makes me throw up instantly.

Not sure if it's an age thing or what, but I'm nearing 22 and just feel extremely lacking in the physical department (tiredness, can't sleep very well etc), although not much has really changed since I was younger, aside from a lack of being able to exercise more regularly.

Any advice?

Not specifically "science" in and of itself, the Codex Alimentarius is a bill that is going to be voted on April 22 that will produce regulatory laws on natural supplements (ie. vitamins). I just heard about this on an internet radio show I listen to regularly that had a special gues ...more

I'm interested in making my diet more versatile and healthy. Healthy food can be really yummy too. Like boiled artichoke, OMG That tastes so yummy. I'm boiling some right now. If you know what an artichoke looks like, get one at a market, go home, cut it in half then boil it for a long time ...more

everyday I eat 2g vitamin C,and I didn`t get any cold in the last 1 year! http://www.vitamincfoundation.org/ ...more