Regular deodorant from the store is not good for you, and the natural ones don't always work perfectly... but you can also eat certain foods to make your pits stink less! It won't stop you from sweating, but it will tone down your body odor!
If not now, When? Esther Tuttle, 99: "Your body is your instrument, and you have to take beautiful care of it. I do one hour of yoga and walk for 30 minutes every day. You really enjoy life a lot more if you're healthy. And I never leave home without putting on lipstick—it makes me feel pretty!"