you wanna know something that's always been really weird to me? i have no reason to be sad, and yet i feel like really sad right now for no apparent reason. any diagnoses? lol im jk but seriously its annoying being sad for no reason like what? how is that even possible

Describe some of the common health conditions associated with air pollution.

Hepatitis b and hiv/aids are two serious infections that can be transmitted by a. breastfeeding and contact with blood. b. sharing food and sharing drinks. c. transmission by air, water, and shared bodily fluids. d. skin contact, contact with urine, and sharing clothing.

Does the weight loss program have practical significance? a. no, the program is not practically significant because the results are likely to occur even if the weight loss program has no effect. b. yes, the program is practically significant because the results are too unlikely to occur by chance. c. yes, the program is practically significant because the amount of lost weight is large enough to be considered practically significant. d. no, the program is not practically significant because the amount of weight lost is trivial.