Patients must read, agree to, and sign a statement of informed consent prior to participation in this study; patients who do not read or understand English are eligible and may be consented according to institutional and federal regulations Patient must have English as their primary language and a training aide who speaks English available to participate in required sessions Proficiency in English language is required Non-English speakers are excluded from this study Patients who are primary English or French speakers are eligible English speaker Patients must be able to follow directions and complete questionnaires and exercise diaries in English Non-native English speakers will be excluded Speaks and read English Non-English speakers will be excluded from participating in the patient-reported outcomes component of the study. In the judgment of the investigators and/or consenting professional, able to read and comprehend English For participation in the patient-reported outcomes and qualitative interviews, subjects must be fluent in English Able to follow verbal and written instructions in English and complete all aspects of the study Subject must be able to comprehend English Patients for whom English is not their native language Patients who speak English (or read one of the languages for which a translation is available must consent to complete the mandatory dysphagia-related patient reported instrument (MDADI); if the patient cannot understand spoken English and reads only languages not available in the MDADI translations, the patient can still participate in the trial, as this has been factored into the trial statistics; for all other patients, the MDADI is mandatory as it is included in the primary endpoint to be studied English speaker Must be able to read and understand English in order to participate in the quality of life surveys; if patient does not read and understand English, the patient is still eligible, but cannot participate in the quality of life surveys Patients must be able to read and comprehend English language text and be able to understand spoken English over the phone Ability to read and understand English and the ability to complete paper +/- electronic survey assessments The patient is fully able to understand the English language so as to read and answer the study questionnaires For the first eligible English or French-speaking subjects who have agreed to optional questionnaire completion: Patient is able (i.e. sufficiently fluent) and willing to complete the quality of life, health utilities and lost productivity questionnaires in either English or French; the baseline assessment must be completed within required timelines, prior to registration/randomization; inability (lack of comprehension in English or French, or other equivalent reason such as cognitive issues or lack of competency) or refusal to complete the questionnaires will not make the patient ineligible for the study; participation in questionnaire completion is mandatory for centers, but optional for patients Proficient in English (due to number of questionnaires not validated in other languages) Patients must be able to complete study questionnaires in English Participant has adequate understanding of the English language Patient does not understand English Fluent in English Fluent in English FOCUS GROUP: English-speaking as English proficiency screener and in the best judgment of\r\nthe consenting professional. This is due to the focus groups being managed in English and\r\nthe use of certain validated questionnaires only being available in English. RANDOMIZED INTERVENTION: English-speaking as per English proficiency screener and in the best judgment of the consenting professional The ability to respond to questions English PATIENT INCLUSION: Fluent in English Patient/caregiver has the ability to read and understand English at a sixth grade level, as determined by his/her ability to understand the consent form English language proficient Able to complete the study data collection in English Ability to complete evaluation surveys in English Inability to understand English PATIENTS: Ability to read and respond to questions in English CAREGIVERS: Ability to read and respond to questions in English English speakers Able to understand English Proficient in English Patient has adequate English fluency for completion of data collection FCG has adequate English fluency for completion of data collection PHASE : Unable to stand and walk unassisted at time of recruitment. Non-English speakers are excluded because activity prompts to disrupt sedentary behavior will be given in English only PHASE & : Unable to stand and walk unassisted at time of recruitment. Non-English speakers are excluded because activity prompts to disrupt sedentary behavior will be given in English only English language proficient Primary language is English Patients who are able to understand written and verbal English Able and willing to complete study tasks as evidenced by at least the following: fluent English speaker; hearing and language comprehension; and, sufficient literacy to complete study forms and questionnaires Cannot participate in or understand English Patients are required to read and understand English to comply with protocol requirements PATIENT: Lack of fluency in English Verbal fluency in English Verbal fluency in English Can complete assessment/intervention in English WEBSITE VISITORS: Able to complete questionnaires in English WEBSITE VISITORS: Unable to complete questionnaires in English Verbal fluency in English Written and verbal fluency in English Patients are required to read and understand English to comply with protocol requirements Phase II: Eligible patients must receive their cancer care at MGH, be able to read and write in English or able to complete questionnaires with minimal assistance required from an interpreter or family member, and also have an Eastern Cooperative Oncology Group status between and In the judgment of the investigators and/or consenting professional, able to read and comprehend English In the judgment of the investigators and/or consenting professional, able to read and comprehend English Proficient in English Fluent in English Has English as the primary language DCG: Has English as his/her primary language Speaks English Subjects must be able to read and comprehend the English language Ability to understand and complete the study survey instruments in English Unable to understand and complete the study survey instruments in English Must understand and read English, sign a written informed consent, and follow protocol requirements SUBJECT: Ability to read and understand the English language. Must be able to understand English Fluent English speakers Non-fluent English speakers English as primary language Fluency in English Ability to understand English in order to complete questionnaires Must understand and read English, sign a written informed consent, and follow protocol requirements Have sufficient command of English to permit testing Verbal fluency in English Patients who are able to read, understand and write English; if FLIE which has been translated into other languages, and validated, becomes available, then patients speaking these languages can be enrolled if translation of the symptom diary can be arranged dependent on availability of suitable translators Fluent in reading, comprehension and communication in the English language; (persons who are unable to meet this requirement are excluded from the current proposal) Patients fluent in English, conscious, coherent, and alert or have an adult caregiver present that is fluent in English will be identified for the TEPID research project Child: child understands English Are fluent in English Be able to understand English Subject has adequate understanding of the English language because not all GA measures have been validated in other languages Patients who are primary English or French speakers are eligible Patients must be able to complete study questionnaires in English PHASE I: Speaks and reads English PHASE II: Speaks and reads English Individuals who do not have a high school education or are not fluent in English Reads-speaks English Participant must be comfortable conversing in English (reading and writing in English is not required) Non-English speakers English speakers The ability to read and respond to questions in English or with minimal help from a family member or medical interpreter Capable of completing questionnaire in English Able to read and understand English (to complete required questionnaires and participate in classes) Limited English proficiency Inability to understand English as some study instruments have not been validated in other languages All participants need to understand and read English and have the capacity to consent PATIENT: Ability to read and respond to questions in English or able to complete questions with minimal assistance required from an interpreter or family member CAREGIVER: Ability to read and respond to questions in English or able to complete questions with minimal assistance required from an interpreter or family member Ability to read and respond to questions in English Ability to read questions in English or willing to complete questionnaires with the assistance of an interpreter Patient has adequate English fluency for completion of data collection Ability to understand English in order to complete questionnaires Patients who speak English (due to patient-reported outcome language options, we are only accruing English-speaking patients to the protocol) Patients must be able to complete questionnaires in English Ability to read questions in English or able to complete questionnaires with minimal assistance required from an interpreter or family member Ability to read questions in English or able to complete questions with minimal assistance required from an interpreter or family member English speaking and able to read English (to complete required questionnaires) Patients will be accrued using the following inclusion criteria:\r\n* Scheduled to undergo partial or total gastrectomy for treatment of gastric cancer\r\n* Able to read and understand English Due to the intervention being in English, non-English speakers will be excluded They must understand written, verbal, and/or recorded survey questioning English Speaks, reads, and writes in English Functional fluency in English Have English as one of their languages of choice (they can be multilingual) Fluent in English Must be able to understand English Able to understand English Fluent in English; Low English fluency; Ability to understand English in order to complete questionnaires Patients must have the ability to use audio media and read and understand written English Be able to read English (since the assessment materials are in printed format). Patients must have the ability to understand English, Mandarin, or Taiwanese English speakers Women who cannot give an informed consent in English Able to follow verbal and written instructions in English and complete all aspects of the study. Speaks and reads English Individuals who do not speak, read/write English will be excluded because FLARE involves regular interaction between study staff and research participants in English and completion of study questionnaires and interviews in English Able to follow verbal and written instructions in English and complete all aspects of the study Able to follow verbal and written instructions in English and complete all aspects of the study Able to read/understand English at or above a level sufficient to comprehend recruitment and intervention materials Reads, writes, and understands English Fluent in English LHW: are fluent in a Filipino language (Tagalog or Ilocano), Hmong, Korean, or English English fluency English fluency Illiteracy and non-fluency in English Able to read, understand, and complete questionnaires and diaries Must read and understand English fluently In the judgment of the consenting professional, fluent and able to communicate well enough in English to complete the study assessments and provide informed consent\r\n* Patients who report that English is not their primary language will be asked the United States (US) Census English proficiency question How well do you speak English and the answer very well will be required Fluent in English Able to perform clinical language testing in English Patients must be able to read and comprehend English; non-English-speaking patients may participate so long as an interpreter (e.g., family member, clinic staff, etc.) is present for consent, for the decision aid administration, and gathering of baseline and follow-up measures Ability to read English (to fill out standard quality of life [QOL] forms) Unable to undergo the informed consent process and the study interview in English per the judgment of the primary urologist. Verbal and written fluency in English Speaks English TIPs INCLUSION: Speaks English (English proficiency required for TIPs training) Fluent in English (PCS study) Recruit in English Must be able to read and write English, since the study questionnaires are currently validated only for English-speaking populations\r\n* Note: there will be no constraints on the quantity of cigarettes participants typically smoke on smoking days (since this is often variable and is not a distinguishing feature of non-daily smokers) Speaks and reads English